Home / 136,500.15-204,750.23-124,690.35

Finding the Fourth Proportional to 136,500.15, 204,750.23 and 124,690.35

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Solution

The fourth proportional to 136,500.15, 204,750.23 and 124,690.35 is: 187,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,500.15 : 204,750.23 = 124,690.35 : x
  2. Step 2: Convert to fraction form
    136,500.15/204,750.23 = 124,690.35/x
  3. Step 3: Cross multiply
    136,500.15x = 204,750.23 × 124,690.35
  4. Step 4: Simplify right side
    136,500.15x = 25,530,377,217.83
  5. Step 5: Solve for x
    x = 25,530,377,217.83/136,500.15
  6. Step 6: Final answer
    x = 187,035.53

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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.