Home / 237,705.87-328,043.03-135,732.20

Finding the Fourth Proportional to 237,705.87, 328,043.03 and 135,732.20

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Solution

The fourth proportional to 237,705.87, 328,043.03 and 135,732.20 is: 187,315.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,705.87 : 328,043.03 = 135,732.20 : x
  2. Step 2: Convert to fraction form
    237,705.87/328,043.03 = 135,732.20/x
  3. Step 3: Cross multiply
    237,705.87x = 328,043.03 × 135,732.20
  4. Step 4: Simplify right side
    237,705.87x = 44,526,002,298.01
  5. Step 5: Solve for x
    x = 44,526,002,298.01/237,705.87
  6. Step 6: Final answer
    x = 187,315.54

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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.