Home / 237,744.15-328,120.53-147,129.30

Finding the Fourth Proportional to 237,744.15, 328,120.53 and 147,129.30

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Solution

The fourth proportional to 237,744.15, 328,120.53 and 147,129.30 is: 203,059.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,744.15 : 328,120.53 = 147,129.30 : x
  2. Step 2: Convert to fraction form
    237,744.15/328,120.53 = 147,129.30/x
  3. Step 3: Cross multiply
    237,744.15x = 328,120.53 × 147,129.30
  4. Step 4: Simplify right side
    237,744.15x = 48,276,143,894.53
  5. Step 5: Solve for x
    x = 48,276,143,894.53/237,744.15
  6. Step 6: Final answer
    x = 203,059.23

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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.