Home / 156,947.24-216,584.76-85,326.62

Finding the Fourth Proportional to 156,947.24, 216,584.76 and 85,326.62

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Solution

The fourth proportional to 156,947.24, 216,584.76 and 85,326.62 is: 117,749.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,947.24 : 216,584.76 = 85,326.62 : x
  2. Step 2: Convert to fraction form
    156,947.24/216,584.76 = 85,326.62/x
  3. Step 3: Cross multiply
    156,947.24x = 216,584.76 × 85,326.62
  4. Step 4: Simplify right side
    156,947.24x = 18,480,445,514.31
  5. Step 5: Solve for x
    x = 18,480,445,514.31/156,947.24
  6. Step 6: Final answer
    x = 117,749.41

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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.