Home / 70,454.94-97,230.18-38,625.72

Finding the Fourth Proportional to 70,454.94, 97,230.18 and 38,625.72

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Solution

The fourth proportional to 70,454.94, 97,230.18 and 38,625.72 is: 53,304.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,454.94 : 97,230.18 = 38,625.72 : x
  2. Step 2: Convert to fraction form
    70,454.94/97,230.18 = 38,625.72/x
  3. Step 3: Cross multiply
    70,454.94x = 97,230.18 × 38,625.72
  4. Step 4: Simplify right side
    70,454.94x = 3,755,585,708.23
  5. Step 5: Solve for x
    x = 3,755,585,708.23/70,454.94
  6. Step 6: Final answer
    x = 53,304.79

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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.