Home / 69,353.10-95,706.90-39,148.23

Finding the Fourth Proportional to 69,353.10, 95,706.90 and 39,148.23

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Solution

The fourth proportional to 69,353.10, 95,706.90 and 39,148.23 is: 54,024.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,353.10 : 95,706.90 = 39,148.23 : x
  2. Step 2: Convert to fraction form
    69,353.10/95,706.90 = 39,148.23/x
  3. Step 3: Cross multiply
    69,353.10x = 95,706.90 × 39,148.23
  4. Step 4: Simplify right side
    69,353.10x = 3,746,755,733.79
  5. Step 5: Solve for x
    x = 3,746,755,733.79/69,353.10
  6. Step 6: Final answer
    x = 54,024.34

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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.