Home / 70,091.70-96,726.50-38,260.59

Finding the Fourth Proportional to 70,091.70, 96,726.50 and 38,260.59

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Solution

The fourth proportional to 70,091.70, 96,726.50 and 38,260.59 is: 52,799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,091.70 : 96,726.50 = 38,260.59 : x
  2. Step 2: Convert to fraction form
    70,091.70/96,726.50 = 38,260.59/x
  3. Step 3: Cross multiply
    70,091.70x = 96,726.50 × 38,260.59
  4. Step 4: Simplify right side
    70,091.70x = 3,700,812,283.70
  5. Step 5: Solve for x
    x = 3,700,812,283.70/70,091.70
  6. Step 6: Final answer
    x = 52,799.58

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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.