Home / 52,059.80-71,842.32-28,186.88

Finding the Fourth Proportional to 52,059.80, 71,842.32 and 28,186.88

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Solution

The fourth proportional to 52,059.80, 71,842.32 and 28,186.88 is: 38,897.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,059.80 : 71,842.32 = 28,186.88 : x
  2. Step 2: Convert to fraction form
    52,059.80/71,842.32 = 28,186.88/x
  3. Step 3: Cross multiply
    52,059.80x = 71,842.32 × 28,186.88
  4. Step 4: Simplify right side
    52,059.80x = 2,025,010,852.76
  5. Step 5: Solve for x
    x = 2,025,010,852.76/52,059.80
  6. Step 6: Final answer
    x = 38,897.78

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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.