Home / 76,565.52-114,848.28-23,979.11

Finding the Fourth Proportional to 76,565.52, 114,848.28 and 23,979.11

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Solution

The fourth proportional to 76,565.52, 114,848.28 and 23,979.11 is: 35,968.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,565.52 : 114,848.28 = 23,979.11 : x
  2. Step 2: Convert to fraction form
    76,565.52/114,848.28 = 23,979.11/x
  3. Step 3: Cross multiply
    76,565.52x = 114,848.28 × 23,979.11
  4. Step 4: Simplify right side
    76,565.52x = 2,753,958,965.19
  5. Step 5: Solve for x
    x = 2,753,958,965.19/76,565.52
  6. Step 6: Final answer
    x = 35,968.66

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.