Home / 70,110.47-96,747.95-38,279.29

Finding the Fourth Proportional to 70,110.47, 96,747.95 and 38,279.29

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Solution

The fourth proportional to 70,110.47, 96,747.95 and 38,279.29 is: 52,822.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,110.47 : 96,747.95 = 38,279.29 : x
  2. Step 2: Convert to fraction form
    70,110.47/96,747.95 = 38,279.29/x
  3. Step 3: Cross multiply
    70,110.47x = 96,747.95 × 38,279.29
  4. Step 4: Simplify right side
    70,110.47x = 3,703,442,834.96
  5. Step 5: Solve for x
    x = 3,703,442,834.96/70,110.47
  6. Step 6: Final answer
    x = 52,822.96

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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.