Home / 70,192.38-96,865.53-38,361.29

Finding the Fourth Proportional to 70,192.38, 96,865.53 and 38,361.29

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Solution

The fourth proportional to 70,192.38, 96,865.53 and 38,361.29 is: 52,938.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,192.38 : 96,865.53 = 38,361.29 : x
  2. Step 2: Convert to fraction form
    70,192.38/96,865.53 = 38,361.29/x
  3. Step 3: Cross multiply
    70,192.38x = 96,865.53 × 38,361.29
  4. Step 4: Simplify right side
    70,192.38x = 3,715,886,203.01
  5. Step 5: Solve for x
    x = 3,715,886,203.01/70,192.38
  6. Step 6: Final answer
    x = 52,938.60

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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.