Home / 108,876.98-150,246.33-61,132.34

Finding the Fourth Proportional to 108,876.98, 150,246.33 and 61,132.34

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Solution

The fourth proportional to 108,876.98, 150,246.33 and 61,132.34 is: 84,360.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,876.98 : 150,246.33 = 61,132.34 : x
  2. Step 2: Convert to fraction form
    108,876.98/150,246.33 = 61,132.34/x
  3. Step 3: Cross multiply
    108,876.98x = 150,246.33 × 61,132.34
  4. Step 4: Simplify right side
    108,876.98x = 9,184,908,978.08
  5. Step 5: Solve for x
    x = 9,184,908,978.08/108,876.98
  6. Step 6: Final answer
    x = 84,360.44

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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.