Home / 94,098.12-129,854.88-51,078.48

Finding the Fourth Proportional to 94,098.12, 129,854.88 and 51,078.48

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Solution

The fourth proportional to 94,098.12, 129,854.88 and 51,078.48 is: 70,488.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,098.12 : 129,854.88 = 51,078.48 : x
  2. Step 2: Convert to fraction form
    94,098.12/129,854.88 = 51,078.48/x
  3. Step 3: Cross multiply
    94,098.12x = 129,854.88 × 51,078.48
  4. Step 4: Simplify right side
    94,098.12x = 6,632,789,890.98
  5. Step 5: Solve for x
    x = 6,632,789,890.98/94,098.12
  6. Step 6: Final answer
    x = 70,488.02

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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.