Home / 52,029.46-71,800.10-28,155.60

Finding the Fourth Proportional to 52,029.46, 71,800.10 and 28,155.60

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Solution

The fourth proportional to 52,029.46, 71,800.10 and 28,155.60 is: 38,854.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,029.46 : 71,800.10 = 28,155.60 : x
  2. Step 2: Convert to fraction form
    52,029.46/71,800.10 = 28,155.60/x
  3. Step 3: Cross multiply
    52,029.46x = 71,800.10 × 28,155.60
  4. Step 4: Simplify right side
    52,029.46x = 2,021,574,895.56
  5. Step 5: Solve for x
    x = 2,021,574,895.56/52,029.46
  6. Step 6: Final answer
    x = 38,854.43

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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.