Home / 70,110.28-96,750.84-38,279.40

Finding the Fourth Proportional to 70,110.28, 96,750.84 and 38,279.40

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Solution

The fourth proportional to 70,110.28, 96,750.84 and 38,279.40 is: 52,824.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,110.28 : 96,750.84 = 38,279.40 : x
  2. Step 2: Convert to fraction form
    70,110.28/96,750.84 = 38,279.40/x
  3. Step 3: Cross multiply
    70,110.28x = 96,750.84 × 38,279.40
  4. Step 4: Simplify right side
    70,110.28x = 3,703,564,104.70
  5. Step 5: Solve for x
    x = 3,703,564,104.70/70,110.28
  6. Step 6: Final answer
    x = 52,824.84

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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.