Home / 77,261.77-115,867.54-24,658.75

Finding the Fourth Proportional to 77,261.77, 115,867.54 and 24,658.75

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Solution

The fourth proportional to 77,261.77, 115,867.54 and 24,658.75 is: 36,980.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,261.77 : 115,867.54 = 24,658.75 : x
  2. Step 2: Convert to fraction form
    77,261.77/115,867.54 = 24,658.75/x
  3. Step 3: Cross multiply
    77,261.77x = 115,867.54 × 24,658.75
  4. Step 4: Simplify right side
    77,261.77x = 2,857,148,701.98
  5. Step 5: Solve for x
    x = 2,857,148,701.98/77,261.77
  6. Step 6: Final answer
    x = 36,980.11

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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.