Home / 181,930.30-272,895.45-132,358.30

Finding the Fourth Proportional to 181,930.30, 272,895.45 and 132,358.30

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Solution

The fourth proportional to 181,930.30, 272,895.45 and 132,358.30 is: 198,537.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,930.30 : 272,895.45 = 132,358.30 : x
  2. Step 2: Convert to fraction form
    181,930.30/272,895.45 = 132,358.30/x
  3. Step 3: Cross multiply
    181,930.30x = 272,895.45 × 132,358.30
  4. Step 4: Simplify right side
    181,930.30x = 36,119,977,839.74
  5. Step 5: Solve for x
    x = 36,119,977,839.74/181,930.30
  6. Step 6: Final answer
    x = 198,537.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.