Home / 123,948.11-171,050.24-67,359.53

Finding the Fourth Proportional to 123,948.11, 171,050.24 and 67,359.53

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Solution

The fourth proportional to 123,948.11, 171,050.24 and 67,359.53 is: 92,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,948.11 : 171,050.24 = 67,359.53 : x
  2. Step 2: Convert to fraction form
    123,948.11/171,050.24 = 67,359.53/x
  3. Step 3: Cross multiply
    123,948.11x = 171,050.24 × 67,359.53
  4. Step 4: Simplify right side
    123,948.11x = 11,521,863,435.99
  5. Step 5: Solve for x
    x = 11,521,863,435.99/123,948.11
  6. Step 6: Final answer
    x = 92,957.15

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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.