Home / 108,446.16-149,655.66-60,699.50

Finding the Fourth Proportional to 108,446.16, 149,655.66 and 60,699.50

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Solution

The fourth proportional to 108,446.16, 149,655.66 and 60,699.50 is: 83,765.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,446.16 : 149,655.66 = 60,699.50 : x
  2. Step 2: Convert to fraction form
    108,446.16/149,655.66 = 60,699.50/x
  3. Step 3: Cross multiply
    108,446.16x = 149,655.66 × 60,699.50
  4. Step 4: Simplify right side
    108,446.16x = 9,084,023,734.17
  5. Step 5: Solve for x
    x = 9,084,023,734.17/108,446.16
  6. Step 6: Final answer
    x = 83,765.29

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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.