Home / 70,454.43-97,227.09-38,622.65

Finding the Fourth Proportional to 70,454.43, 97,227.09 and 38,622.65

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Solution

The fourth proportional to 70,454.43, 97,227.09 and 38,622.65 is: 53,299.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,454.43 : 97,227.09 = 38,622.65 : x
  2. Step 2: Convert to fraction form
    70,454.43/97,227.09 = 38,622.65/x
  3. Step 3: Cross multiply
    70,454.43x = 97,227.09 × 38,622.65
  4. Step 4: Simplify right side
    70,454.43x = 3,755,167,381.45
  5. Step 5: Solve for x
    x = 3,755,167,381.45/70,454.43
  6. Step 6: Final answer
    x = 53,299.24

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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.