Home / 96,675.43-145,020.05-40,458.93

Finding the Fourth Proportional to 96,675.43, 145,020.05 and 40,458.93

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Solution

The fourth proportional to 96,675.43, 145,020.05 and 40,458.93 is: 60,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,675.43 : 145,020.05 = 40,458.93 : x
  2. Step 2: Convert to fraction form
    96,675.43/145,020.05 = 40,458.93/x
  3. Step 3: Cross multiply
    96,675.43x = 145,020.05 × 40,458.93
  4. Step 4: Simplify right side
    96,675.43x = 5,867,356,051.55
  5. Step 5: Solve for x
    x = 5,867,356,051.55/96,675.43
  6. Step 6: Final answer
    x = 60,691.28

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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.