Home / 41,254.80-56,957.40-28,356.28

Finding the Fourth Proportional to 41,254.80, 56,957.40 and 28,356.28

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Solution

The fourth proportional to 41,254.80, 56,957.40 and 28,356.28 is: 39,149.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,254.80 : 56,957.40 = 28,356.28 : x
  2. Step 2: Convert to fraction form
    41,254.80/56,957.40 = 28,356.28/x
  3. Step 3: Cross multiply
    41,254.80x = 56,957.40 × 28,356.28
  4. Step 4: Simplify right side
    41,254.80x = 1,615,099,982.47
  5. Step 5: Solve for x
    x = 1,615,099,982.47/41,254.80
  6. Step 6: Final answer
    x = 39,149.38

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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.