Home / 237,000.87-327,062.37-129,570.90

Finding the Fourth Proportional to 237,000.87, 327,062.37 and 129,570.90

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Solution

The fourth proportional to 237,000.87, 327,062.37 and 129,570.90 is: 178,808.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,000.87 : 327,062.37 = 129,570.90 : x
  2. Step 2: Convert to fraction form
    237,000.87/327,062.37 = 129,570.90/x
  3. Step 3: Cross multiply
    237,000.87x = 327,062.37 × 129,570.90
  4. Step 4: Simplify right side
    237,000.87x = 42,377,765,637.03
  5. Step 5: Solve for x
    x = 42,377,765,637.03/237,000.87
  6. Step 6: Final answer
    x = 178,808.48

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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.