Home / 52,724.88-72,760.34-28,851.55

Finding the Fourth Proportional to 52,724.88, 72,760.34 and 28,851.55

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Solution

The fourth proportional to 52,724.88, 72,760.34 and 28,851.55 is: 39,815.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,724.88 : 72,760.34 = 28,851.55 : x
  2. Step 2: Convert to fraction form
    52,724.88/72,760.34 = 28,851.55/x
  3. Step 3: Cross multiply
    52,724.88x = 72,760.34 × 28,851.55
  4. Step 4: Simplify right side
    52,724.88x = 2,099,248,587.53
  5. Step 5: Solve for x
    x = 2,099,248,587.53/52,724.88
  6. Step 6: Final answer
    x = 39,815.14

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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.