Home / 53,531.88-73,871.15-29,658

Finding the Fourth Proportional to 53,531.88, 73,871.15 and 29,658

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Solution

The fourth proportional to 53,531.88, 73,871.15 and 29,658 is: 40,926.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,531.88 : 73,871.15 = 29,658 : x
  2. Step 2: Convert to fraction form
    53,531.88/73,871.15 = 29,658/x
  3. Step 3: Cross multiply
    53,531.88x = 73,871.15 × 29,658
  4. Step 4: Simplify right side
    53,531.88x = 2,190,870,566.70
  5. Step 5: Solve for x
    x = 2,190,870,566.70/53,531.88
  6. Step 6: Final answer
    x = 40,926.46

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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.