Home / 70,192.28-96,865.12-38,361.17

Finding the Fourth Proportional to 70,192.28, 96,865.12 and 38,361.17

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Solution

The fourth proportional to 70,192.28, 96,865.12 and 38,361.17 is: 52,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,192.28 : 96,865.12 = 38,361.17 : x
  2. Step 2: Convert to fraction form
    70,192.28/96,865.12 = 38,361.17/x
  3. Step 3: Cross multiply
    70,192.28x = 96,865.12 × 38,361.17
  4. Step 4: Simplify right side
    70,192.28x = 3,715,859,409.72
  5. Step 5: Solve for x
    x = 3,715,859,409.72/70,192.28
  6. Step 6: Final answer
    x = 52,938.29

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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.