Home / 69,876.45-96,426.91-38,044.71

Finding the Fourth Proportional to 69,876.45, 96,426.91 and 38,044.71

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Solution

The fourth proportional to 69,876.45, 96,426.91 and 38,044.71 is: 52,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,876.45 : 96,426.91 = 38,044.71 : x
  2. Step 2: Convert to fraction form
    69,876.45/96,426.91 = 38,044.71/x
  3. Step 3: Cross multiply
    69,876.45x = 96,426.91 × 38,044.71
  4. Step 4: Simplify right side
    69,876.45x = 3,668,533,827.15
  5. Step 5: Solve for x
    x = 3,668,533,827.15/69,876.45
  6. Step 6: Final answer
    x = 52,500.29

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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.