Home / 70,170.18-96,835.14-38,342.04

Finding the Fourth Proportional to 70,170.18, 96,835.14 and 38,342.04

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Solution

The fourth proportional to 70,170.18, 96,835.14 and 38,342.04 is: 52,912.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,170.18 : 96,835.14 = 38,342.04 : x
  2. Step 2: Convert to fraction form
    70,170.18/96,835.14 = 38,342.04/x
  3. Step 3: Cross multiply
    70,170.18x = 96,835.14 × 38,342.04
  4. Step 4: Simplify right side
    70,170.18x = 3,712,856,811.29
  5. Step 5: Solve for x
    x = 3,712,856,811.29/70,170.18
  6. Step 6: Final answer
    x = 52,912.17

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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.