Home / 74,204.04-102,402.45-43,575.11

Finding the Fourth Proportional to 74,204.04, 102,402.45 and 43,575.11

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Solution

The fourth proportional to 74,204.04, 102,402.45 and 43,575.11 is: 60,134.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,204.04 : 102,402.45 = 43,575.11 : x
  2. Step 2: Convert to fraction form
    74,204.04/102,402.45 = 43,575.11/x
  3. Step 3: Cross multiply
    74,204.04x = 102,402.45 × 43,575.11
  4. Step 4: Simplify right side
    74,204.04x = 4,462,197,511.01
  5. Step 5: Solve for x
    x = 4,462,197,511.01/74,204.04
  6. Step 6: Final answer
    x = 60,134.16

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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.