Home / 107,476.67-148,306.02-62,147.81

Finding the Fourth Proportional to 107,476.67, 148,306.02 and 62,147.81

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Solution

The fourth proportional to 107,476.67, 148,306.02 and 62,147.81 is: 85,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,476.67 : 148,306.02 = 62,147.81 : x
  2. Step 2: Convert to fraction form
    107,476.67/148,306.02 = 62,147.81/x
  3. Step 3: Cross multiply
    107,476.67x = 148,306.02 × 62,147.81
  4. Step 4: Simplify right side
    107,476.67x = 9,216,894,352.82
  5. Step 5: Solve for x
    x = 9,216,894,352.82/107,476.67
  6. Step 6: Final answer
    x = 85,757.16

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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.