Home / 71,924.76-99,256.19-40,092.98

Finding the Fourth Proportional to 71,924.76, 99,256.19 and 40,092.98

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Solution

The fourth proportional to 71,924.76, 99,256.19 and 40,092.98 is: 55,328.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,924.76 : 99,256.19 = 40,092.98 : x
  2. Step 2: Convert to fraction form
    71,924.76/99,256.19 = 40,092.98/x
  3. Step 3: Cross multiply
    71,924.76x = 99,256.19 × 40,092.98
  4. Step 4: Simplify right side
    71,924.76x = 3,979,475,743.80
  5. Step 5: Solve for x
    x = 3,979,475,743.80/71,924.76
  6. Step 6: Final answer
    x = 55,328.31

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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.