Home / 107,475.67-148,304.64-62,146.81

Finding the Fourth Proportional to 107,475.67, 148,304.64 and 62,146.81

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Solution

The fourth proportional to 107,475.67, 148,304.64 and 62,146.81 is: 85,755.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,475.67 : 148,304.64 = 62,146.81 : x
  2. Step 2: Convert to fraction form
    107,475.67/148,304.64 = 62,146.81/x
  3. Step 3: Cross multiply
    107,475.67x = 148,304.64 × 62,146.81
  4. Step 4: Simplify right side
    107,475.67x = 9,216,660,284.20
  5. Step 5: Solve for x
    x = 9,216,660,284.20/107,475.67
  6. Step 6: Final answer
    x = 85,755.78

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1.5x scale

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.