Home / 107,754.33-148,700.16-62,431.35

Finding the Fourth Proportional to 107,754.33, 148,700.16 and 62,431.35

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Solution

The fourth proportional to 107,754.33, 148,700.16 and 62,431.35 is: 86,154.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,754.33 : 148,700.16 = 62,431.35 : x
  2. Step 2: Convert to fraction form
    107,754.33/148,700.16 = 62,431.35/x
  3. Step 3: Cross multiply
    107,754.33x = 148,700.16 × 62,431.35
  4. Step 4: Simplify right side
    107,754.33x = 9,283,551,734.02
  5. Step 5: Solve for x
    x = 9,283,551,734.02/107,754.33
  6. Step 6: Final answer
    x = 86,154.79

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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.