Home / 124,159.50-171,340.14-67,571.28

Finding the Fourth Proportional to 124,159.50, 171,340.14 and 67,571.28

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Solution

The fourth proportional to 124,159.50, 171,340.14 and 67,571.28 is: 93,248.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,159.50 : 171,340.14 = 67,571.28 : x
  2. Step 2: Convert to fraction form
    124,159.50/171,340.14 = 67,571.28/x
  3. Step 3: Cross multiply
    124,159.50x = 171,340.14 × 67,571.28
  4. Step 4: Simplify right side
    124,159.50x = 11,577,672,575.18
  5. Step 5: Solve for x
    x = 11,577,672,575.18/124,159.50
  6. Step 6: Final answer
    x = 93,248.38

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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.