Home / 52,083.92-71,880.20-29,427.04

Finding the Fourth Proportional to 52,083.92, 71,880.20 and 29,427.04

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Solution

The fourth proportional to 52,083.92, 71,880.20 and 29,427.04 is: 40,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,083.92 : 71,880.20 = 29,427.04 : x
  2. Step 2: Convert to fraction form
    52,083.92/71,880.20 = 29,427.04/x
  3. Step 3: Cross multiply
    52,083.92x = 71,880.20 × 29,427.04
  4. Step 4: Simplify right side
    52,083.92x = 2,115,221,520.61
  5. Step 5: Solve for x
    x = 2,115,221,520.61/52,083.92
  6. Step 6: Final answer
    x = 40,611.80

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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.