Home / 98,764.17-148,164.71-39,604.47

Finding the Fourth Proportional to 98,764.17, 148,164.71 and 39,604.47

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Solution

The fourth proportional to 98,764.17, 148,164.71 and 39,604.47 is: 59,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,764.17 : 148,164.71 = 39,604.47 : x
  2. Step 2: Convert to fraction form
    98,764.17/148,164.71 = 39,604.47/x
  3. Step 3: Cross multiply
    98,764.17x = 148,164.71 × 39,604.47
  4. Step 4: Simplify right side
    98,764.17x = 5,867,984,614.23
  5. Step 5: Solve for x
    x = 5,867,984,614.23/98,764.17
  6. Step 6: Final answer
    x = 59,414.10

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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.