Home / 52,041.18-71,816.70-28,167.66

Finding the Fourth Proportional to 52,041.18, 71,816.70 and 28,167.66

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Solution

The fourth proportional to 52,041.18, 71,816.70 and 28,167.66 is: 38,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,041.18 : 71,816.70 = 28,167.66 : x
  2. Step 2: Convert to fraction form
    52,041.18/71,816.70 = 28,167.66/x
  3. Step 3: Cross multiply
    52,041.18x = 71,816.70 × 28,167.66
  4. Step 4: Simplify right side
    52,041.18x = 2,022,908,387.92
  5. Step 5: Solve for x
    x = 2,022,908,387.92/52,041.18
  6. Step 6: Final answer
    x = 38,871.30

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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.