Home / 71,093.04-98,097.12-40,872.48

Finding the Fourth Proportional to 71,093.04, 98,097.12 and 40,872.48

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Solution

The fourth proportional to 71,093.04, 98,097.12 and 40,872.48 is: 56,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,093.04 : 98,097.12 = 40,872.48 : x
  2. Step 2: Convert to fraction form
    71,093.04/98,097.12 = 40,872.48/x
  3. Step 3: Cross multiply
    71,093.04x = 98,097.12 × 40,872.48
  4. Step 4: Simplify right side
    71,093.04x = 4,009,472,575.26
  5. Step 5: Solve for x
    x = 4,009,472,575.26/71,093.04
  6. Step 6: Final answer
    x = 56,397.54

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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.