Home / 53,178.30-79,767.45-25,089.12

Finding the Fourth Proportional to 53,178.30, 79,767.45 and 25,089.12

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Solution

The fourth proportional to 53,178.30, 79,767.45 and 25,089.12 is: 37,633.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,178.30 : 79,767.45 = 25,089.12 : x
  2. Step 2: Convert to fraction form
    53,178.30/79,767.45 = 25,089.12/x
  3. Step 3: Cross multiply
    53,178.30x = 79,767.45 × 25,089.12
  4. Step 4: Simplify right side
    53,178.30x = 2,001,295,125.14
  5. Step 5: Solve for x
    x = 2,001,295,125.14/53,178.30
  6. Step 6: Final answer
    x = 37,633.68

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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.