Home / 70,456.64-97,229.57-38,625.46

Finding the Fourth Proportional to 70,456.64, 97,229.57 and 38,625.46

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Solution

The fourth proportional to 70,456.64, 97,229.57 and 38,625.46 is: 53,302.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,456.64 : 97,229.57 = 38,625.46 : x
  2. Step 2: Convert to fraction form
    70,456.64/97,229.57 = 38,625.46/x
  3. Step 3: Cross multiply
    70,456.64x = 97,229.57 × 38,625.46
  4. Step 4: Simplify right side
    70,456.64x = 3,755,536,430.65
  5. Step 5: Solve for x
    x = 3,755,536,430.65/70,456.64
  6. Step 6: Final answer
    x = 53,302.81

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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.