Home / 125,306.90-172,945.23-95,041.55

Finding the Fourth Proportional to 125,306.90, 172,945.23 and 95,041.55

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Solution

The fourth proportional to 125,306.90, 172,945.23 and 95,041.55 is: 131,173.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,306.90 : 172,945.23 = 95,041.55 : x
  2. Step 2: Convert to fraction form
    125,306.90/172,945.23 = 95,041.55/x
  3. Step 3: Cross multiply
    125,306.90x = 172,945.23 × 95,041.55
  4. Step 4: Simplify right side
    125,306.90x = 16,436,982,800.26
  5. Step 5: Solve for x
    x = 16,436,982,800.26/125,306.90
  6. Step 6: Final answer
    x = 131,173.81

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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.