Home / 134,516.29-185,633.67-74,089.03

Finding the Fourth Proportional to 134,516.29, 185,633.67 and 74,089.03

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Solution

The fourth proportional to 134,516.29, 185,633.67 and 74,089.03 is: 102,243.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,516.29 : 185,633.67 = 74,089.03 : x
  2. Step 2: Convert to fraction form
    134,516.29/185,633.67 = 74,089.03/x
  3. Step 3: Cross multiply
    134,516.29x = 185,633.67 × 74,089.03
  4. Step 4: Simplify right side
    134,516.29x = 13,753,418,545.64
  5. Step 5: Solve for x
    x = 13,753,418,545.64/134,516.29
  6. Step 6: Final answer
    x = 102,243.52

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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.