Home / 125,061.90-172,585.52-67,701.05

Finding the Fourth Proportional to 125,061.90, 172,585.52 and 67,701.05

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Solution

The fourth proportional to 125,061.90, 172,585.52 and 67,701.05 is: 93,427.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,061.90 : 172,585.52 = 67,701.05 : x
  2. Step 2: Convert to fraction form
    125,061.90/172,585.52 = 67,701.05/x
  3. Step 3: Cross multiply
    125,061.90x = 172,585.52 × 67,701.05
  4. Step 4: Simplify right side
    125,061.90x = 11,684,220,918.80
  5. Step 5: Solve for x
    x = 11,684,220,918.80/125,061.90
  6. Step 6: Final answer
    x = 93,427.50

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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.