Home / 42,589.16-63,818-26,973.96

Finding the Fourth Proportional to 42,589.16, 63,818 and 26,973.96

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Solution

The fourth proportional to 42,589.16, 63,818 and 26,973.96 is: 40,419.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,589.16 : 63,818 = 26,973.96 : x
  2. Step 2: Convert to fraction form
    42,589.16/63,818 = 26,973.96/x
  3. Step 3: Cross multiply
    42,589.16x = 63,818 × 26,973.96
  4. Step 4: Simplify right side
    42,589.16x = 1,721,424,179.28
  5. Step 5: Solve for x
    x = 1,721,424,179.28/42,589.16
  6. Step 6: Final answer
    x = 40,419.30

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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.