Home / 52,255.44-72,112.98-28,382.58

Finding the Fourth Proportional to 52,255.44, 72,112.98 and 28,382.58

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Solution

The fourth proportional to 52,255.44, 72,112.98 and 28,382.58 is: 39,168.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,255.44 : 72,112.98 = 28,382.58 : x
  2. Step 2: Convert to fraction form
    52,255.44/72,112.98 = 28,382.58/x
  3. Step 3: Cross multiply
    52,255.44x = 72,112.98 × 28,382.58
  4. Step 4: Simplify right side
    52,255.44x = 2,046,752,423.89
  5. Step 5: Solve for x
    x = 2,046,752,423.89/52,255.44
  6. Step 6: Final answer
    x = 39,168.22

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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.