Home / 108,677.20-163,016.36-49,471.46

Finding the Fourth Proportional to 108,677.20, 163,016.36 and 49,471.46

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Solution

The fourth proportional to 108,677.20, 163,016.36 and 49,471.46 is: 74,207.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,677.20 : 163,016.36 = 49,471.46 : x
  2. Step 2: Convert to fraction form
    108,677.20/163,016.36 = 49,471.46/x
  3. Step 3: Cross multiply
    108,677.20x = 163,016.36 × 49,471.46
  4. Step 4: Simplify right side
    108,677.20x = 8,064,657,085.73
  5. Step 5: Solve for x
    x = 8,064,657,085.73/108,677.20
  6. Step 6: Final answer
    x = 74,207.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.