Home / 52,205.41-72,042.43-29,543.98

Finding the Fourth Proportional to 52,205.41, 72,042.43 and 29,543.98

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Solution

The fourth proportional to 52,205.41, 72,042.43 and 29,543.98 is: 40,770.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,205.41 : 72,042.43 = 29,543.98 : x
  2. Step 2: Convert to fraction form
    52,205.41/72,042.43 = 29,543.98/x
  3. Step 3: Cross multiply
    52,205.41x = 72,042.43 × 29,543.98
  4. Step 4: Simplify right side
    52,205.41x = 2,128,420,111.07
  5. Step 5: Solve for x
    x = 2,128,420,111.07/52,205.41
  6. Step 6: Final answer
    x = 40,770.11

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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.