Home / 124,158.12-171,338.82-67,569.50

Finding the Fourth Proportional to 124,158.12, 171,338.82 and 67,569.50

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Solution

The fourth proportional to 124,158.12, 171,338.82 and 67,569.50 is: 93,246.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,158.12 : 171,338.82 = 67,569.50 : x
  2. Step 2: Convert to fraction form
    124,158.12/171,338.82 = 67,569.50/x
  3. Step 3: Cross multiply
    124,158.12x = 171,338.82 × 67,569.50
  4. Step 4: Simplify right side
    124,158.12x = 11,577,278,397.99
  5. Step 5: Solve for x
    x = 11,577,278,397.99/124,158.12
  6. Step 6: Final answer
    x = 93,246.24

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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.