Home / 125,743.56-173,522.08-69,154.52

Finding the Fourth Proportional to 125,743.56, 173,522.08 and 69,154.52

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Solution

The fourth proportional to 125,743.56, 173,522.08 and 69,154.52 is: 95,431.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,743.56 : 173,522.08 = 69,154.52 : x
  2. Step 2: Convert to fraction form
    125,743.56/173,522.08 = 69,154.52/x
  3. Step 3: Cross multiply
    125,743.56x = 173,522.08 × 69,154.52
  4. Step 4: Simplify right side
    125,743.56x = 11,999,836,151.80
  5. Step 5: Solve for x
    x = 11,999,836,151.80/125,743.56
  6. Step 6: Final answer
    x = 95,431.02

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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.