Home / 52,844.57-72,925.20-28,971.44

Finding the Fourth Proportional to 52,844.57, 72,925.20 and 28,971.44

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Solution

The fourth proportional to 52,844.57, 72,925.20 and 28,971.44 is: 39,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,844.57 : 72,925.20 = 28,971.44 : x
  2. Step 2: Convert to fraction form
    52,844.57/72,925.20 = 28,971.44/x
  3. Step 3: Cross multiply
    52,844.57x = 72,925.20 × 28,971.44
  4. Step 4: Simplify right side
    52,844.57x = 2,112,747,691.66
  5. Step 5: Solve for x
    x = 2,112,747,691.66/52,844.57
  6. Step 6: Final answer
    x = 39,980.42

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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.