Home / 108,703.22-149,999.65-60,304.30

Finding the Fourth Proportional to 108,703.22, 149,999.65 and 60,304.30

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Solution

The fourth proportional to 108,703.22, 149,999.65 and 60,304.30 is: 83,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,703.22 : 149,999.65 = 60,304.30 : x
  2. Step 2: Convert to fraction form
    108,703.22/149,999.65 = 60,304.30/x
  3. Step 3: Cross multiply
    108,703.22x = 149,999.65 × 60,304.30
  4. Step 4: Simplify right side
    108,703.22x = 9,045,623,367.74
  5. Step 5: Solve for x
    x = 9,045,623,367.74/108,703.22
  6. Step 6: Final answer
    x = 83,213.95

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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.