Home / 108,439.73-149,645.16-60,692.93

Finding the Fourth Proportional to 108,439.73, 149,645.16 and 60,692.93

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Solution

The fourth proportional to 108,439.73, 149,645.16 and 60,692.93 is: 83,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,439.73 : 149,645.16 = 60,692.93 : x
  2. Step 2: Convert to fraction form
    108,439.73/149,645.16 = 60,692.93/x
  3. Step 3: Cross multiply
    108,439.73x = 149,645.16 × 60,692.93
  4. Step 4: Simplify right side
    108,439.73x = 9,082,403,220.72
  5. Step 5: Solve for x
    x = 9,082,403,220.72/108,439.73
  6. Step 6: Final answer
    x = 83,755.31

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1.5x scale

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.