Home / 156,773.73-216,344.16-85,152.18

Finding the Fourth Proportional to 156,773.73, 216,344.16 and 85,152.18

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Solution

The fourth proportional to 156,773.73, 216,344.16 and 85,152.18 is: 117,508.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,773.73 : 216,344.16 = 85,152.18 : x
  2. Step 2: Convert to fraction form
    156,773.73/216,344.16 = 85,152.18/x
  3. Step 3: Cross multiply
    156,773.73x = 216,344.16 × 85,152.18
  4. Step 4: Simplify right side
    156,773.73x = 18,422,176,854.27
  5. Step 5: Solve for x
    x = 18,422,176,854.27/156,773.73
  6. Step 6: Final answer
    x = 117,508.06

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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.