Home / 42,462.96-63,694.80-21,701.04

Finding the Fourth Proportional to 42,462.96, 63,694.80 and 21,701.04

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Solution

The fourth proportional to 42,462.96, 63,694.80 and 21,701.04 is: 32,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,462.96 : 63,694.80 = 21,701.04 : x
  2. Step 2: Convert to fraction form
    42,462.96/63,694.80 = 21,701.04/x
  3. Step 3: Cross multiply
    42,462.96x = 63,694.80 × 21,701.04
  4. Step 4: Simplify right side
    42,462.96x = 1,382,243,402.59
  5. Step 5: Solve for x
    x = 1,382,243,402.59/42,462.96
  6. Step 6: Final answer
    x = 32,551.74

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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.