Home / 237,322.88-327,503.76-129,890.72

Finding the Fourth Proportional to 237,322.88, 327,503.76 and 129,890.72

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Solution

The fourth proportional to 237,322.88, 327,503.76 and 129,890.72 is: 179,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,322.88 : 327,503.76 = 129,890.72 : x
  2. Step 2: Convert to fraction form
    237,322.88/327,503.76 = 129,890.72/x
  3. Step 3: Cross multiply
    237,322.88x = 327,503.76 × 129,890.72
  4. Step 4: Simplify right side
    237,322.88x = 42,539,699,189.11
  5. Step 5: Solve for x
    x = 42,539,699,189.11/237,322.88
  6. Step 6: Final answer
    x = 179,248.20

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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.