Home / 52,549.31-72,519.57-28,677.51

Finding the Fourth Proportional to 52,549.31, 72,519.57 and 28,677.51

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Solution

The fourth proportional to 52,549.31, 72,519.57 and 28,677.51 is: 39,575.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,549.31 : 72,519.57 = 28,677.51 : x
  2. Step 2: Convert to fraction form
    52,549.31/72,519.57 = 28,677.51/x
  3. Step 3: Cross multiply
    52,549.31x = 72,519.57 × 28,677.51
  4. Step 4: Simplify right side
    52,549.31x = 2,079,680,693.87
  5. Step 5: Solve for x
    x = 2,079,680,693.87/52,549.31
  6. Step 6: Final answer
    x = 39,575.80

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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.