Home / 40,717.74-61,067.04-20,713.98

Finding the Fourth Proportional to 40,717.74, 61,067.04 and 20,713.98

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Solution

The fourth proportional to 40,717.74, 61,067.04 and 20,713.98 is: 31,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,717.74 : 61,067.04 = 20,713.98 : x
  2. Step 2: Convert to fraction form
    40,717.74/61,067.04 = 20,713.98/x
  3. Step 3: Cross multiply
    40,717.74x = 61,067.04 × 20,713.98
  4. Step 4: Simplify right side
    40,717.74x = 1,264,941,445.22
  5. Step 5: Solve for x
    x = 1,264,941,445.22/40,717.74
  6. Step 6: Final answer
    x = 31,066.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.