Home / 51,398.57-70,909.20-34,179.18

Finding the Fourth Proportional to 51,398.57, 70,909.20 and 34,179.18

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Solution

The fourth proportional to 51,398.57, 70,909.20 and 34,179.18 is: 47,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,398.57 : 70,909.20 = 34,179.18 : x
  2. Step 2: Convert to fraction form
    51,398.57/70,909.20 = 34,179.18/x
  3. Step 3: Cross multiply
    51,398.57x = 70,909.20 × 34,179.18
  4. Step 4: Simplify right side
    51,398.57x = 2,423,618,310.46
  5. Step 5: Solve for x
    x = 2,423,618,310.46/51,398.57
  6. Step 6: Final answer
    x = 47,153.42

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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.