Home / 53,780.29-80,670.40-25,614.97

Finding the Fourth Proportional to 53,780.29, 80,670.40 and 25,614.97

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Solution

The fourth proportional to 53,780.29, 80,670.40 and 25,614.97 is: 38,422.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,780.29 : 80,670.40 = 25,614.97 : x
  2. Step 2: Convert to fraction form
    53,780.29/80,670.40 = 25,614.97/x
  3. Step 3: Cross multiply
    53,780.29x = 80,670.40 × 25,614.97
  4. Step 4: Simplify right side
    53,780.29x = 2,066,369,610.17
  5. Step 5: Solve for x
    x = 2,066,369,610.17/53,780.29
  6. Step 6: Final answer
    x = 38,422.44

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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.