Home / 110,551.47-152,561.53-62,807.43

Finding the Fourth Proportional to 110,551.47, 152,561.53 and 62,807.43

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Solution

The fourth proportional to 110,551.47, 152,561.53 and 62,807.43 is: 86,674.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,551.47 : 152,561.53 = 62,807.43 : x
  2. Step 2: Convert to fraction form
    110,551.47/152,561.53 = 62,807.43/x
  3. Step 3: Cross multiply
    110,551.47x = 152,561.53 × 62,807.43
  4. Step 4: Simplify right side
    110,551.47x = 9,581,998,266.78
  5. Step 5: Solve for x
    x = 9,581,998,266.78/110,551.47
  6. Step 6: Final answer
    x = 86,674.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.