Home / 237,834.68-328,209.40-130,404.53

Finding the Fourth Proportional to 237,834.68, 328,209.40 and 130,404.53

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Solution

The fourth proportional to 237,834.68, 328,209.40 and 130,404.53 is: 179,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,834.68 : 328,209.40 = 130,404.53 : x
  2. Step 2: Convert to fraction form
    237,834.68/328,209.40 = 130,404.53/x
  3. Step 3: Cross multiply
    237,834.68x = 328,209.40 × 130,404.53
  4. Step 4: Simplify right side
    237,834.68x = 42,799,990,907.54
  5. Step 5: Solve for x
    x = 42,799,990,907.54/237,834.68
  6. Step 6: Final answer
    x = 179,956.90

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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.