Home / 74,517.57-102,832.88-40,525.47

Finding the Fourth Proportional to 74,517.57, 102,832.88 and 40,525.47

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Solution

The fourth proportional to 74,517.57, 102,832.88 and 40,525.47 is: 55,924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,517.57 : 102,832.88 = 40,525.47 : x
  2. Step 2: Convert to fraction form
    74,517.57/102,832.88 = 40,525.47/x
  3. Step 3: Cross multiply
    74,517.57x = 102,832.88 × 40,525.47
  4. Step 4: Simplify right side
    74,517.57x = 4,167,350,590.83
  5. Step 5: Solve for x
    x = 4,167,350,590.83/74,517.57
  6. Step 6: Final answer
    x = 55,924.40

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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.