Home / 70,318.30-97,038.92-38,052.90

Finding the Fourth Proportional to 70,318.30, 97,038.92 and 38,052.90

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Solution

The fourth proportional to 70,318.30, 97,038.92 and 38,052.90 is: 52,512.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,318.30 : 97,038.92 = 38,052.90 : x
  2. Step 2: Convert to fraction form
    70,318.30/97,038.92 = 38,052.90/x
  3. Step 3: Cross multiply
    70,318.30x = 97,038.92 × 38,052.90
  4. Step 4: Simplify right side
    70,318.30x = 3,692,612,318.87
  5. Step 5: Solve for x
    x = 3,692,612,318.87/70,318.30
  6. Step 6: Final answer
    x = 52,512.82

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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.