Home / 237,400.80-327,617.01-129,969.06

Finding the Fourth Proportional to 237,400.80, 327,617.01 and 129,969.06

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Solution

The fourth proportional to 237,400.80, 327,617.01 and 129,969.06 is: 179,359.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,400.80 : 327,617.01 = 129,969.06 : x
  2. Step 2: Convert to fraction form
    237,400.80/327,617.01 = 129,969.06/x
  3. Step 3: Cross multiply
    237,400.80x = 327,617.01 × 129,969.06
  4. Step 4: Simplify right side
    237,400.80x = 42,580,074,829.71
  5. Step 5: Solve for x
    x = 42,580,074,829.71/237,400.80
  6. Step 6: Final answer
    x = 179,359.44

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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.