Home / 124,120.36-171,280.98-67,531.96

Finding the Fourth Proportional to 124,120.36, 171,280.98 and 67,531.96

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Solution

The fourth proportional to 124,120.36, 171,280.98 and 67,531.96 is: 93,191.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,120.36 : 171,280.98 = 67,531.96 : x
  2. Step 2: Convert to fraction form
    124,120.36/171,280.98 = 67,531.96/x
  3. Step 3: Cross multiply
    124,120.36x = 171,280.98 × 67,531.96
  4. Step 4: Simplify right side
    124,120.36x = 11,566,940,290.12
  5. Step 5: Solve for x
    x = 11,566,940,290.12/124,120.36
  6. Step 6: Final answer
    x = 93,191.32

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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.