Home / 108,434.48-149,640.34-60,692.26

Finding the Fourth Proportional to 108,434.48, 149,640.34 and 60,692.26

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Solution

The fourth proportional to 108,434.48, 149,640.34 and 60,692.26 is: 83,755.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,434.48 : 149,640.34 = 60,692.26 : x
  2. Step 2: Convert to fraction form
    108,434.48/149,640.34 = 60,692.26/x
  3. Step 3: Cross multiply
    108,434.48x = 149,640.34 × 60,692.26
  4. Step 4: Simplify right side
    108,434.48x = 9,082,010,421.77
  5. Step 5: Solve for x
    x = 9,082,010,421.77/108,434.48
  6. Step 6: Final answer
    x = 83,755.74

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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.