Home / 125,023.70-187,535.55-50,155.40

Finding the Fourth Proportional to 125,023.70, 187,535.55 and 50,155.40

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Solution

The fourth proportional to 125,023.70, 187,535.55 and 50,155.40 is: 75,233.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,023.70 : 187,535.55 = 50,155.40 : x
  2. Step 2: Convert to fraction form
    125,023.70/187,535.55 = 50,155.40/x
  3. Step 3: Cross multiply
    125,023.70x = 187,535.55 × 50,155.40
  4. Step 4: Simplify right side
    125,023.70x = 9,405,920,524.47
  5. Step 5: Solve for x
    x = 9,405,920,524.47/125,023.70
  6. Step 6: Final answer
    x = 75,233.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.