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Finding the Fourth Proportional to 125,622.55, 173,357.14 and 69,032.71

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Solution

The fourth proportional to 125,622.55, 173,357.14 and 69,032.71 is: 95,264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,622.55 : 173,357.14 = 69,032.71 : x
  2. Step 2: Convert to fraction form
    125,622.55/173,357.14 = 69,032.71/x
  3. Step 3: Cross multiply
    125,622.55x = 173,357.14 × 69,032.71
  4. Step 4: Simplify right side
    125,622.55x = 11,967,313,172.05
  5. Step 5: Solve for x
    x = 11,967,313,172.05/125,622.55
  6. Step 6: Final answer
    x = 95,264.05

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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.