Home / 113,205.33-156,224.20-62,218.93

Finding the Fourth Proportional to 113,205.33, 156,224.20 and 62,218.93

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Solution

The fourth proportional to 113,205.33, 156,224.20 and 62,218.93 is: 85,862.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,205.33 : 156,224.20 = 62,218.93 : x
  2. Step 2: Convert to fraction form
    113,205.33/156,224.20 = 62,218.93/x
  3. Step 3: Cross multiply
    113,205.33x = 156,224.20 × 62,218.93
  4. Step 4: Simplify right side
    113,205.33x = 9,720,101,471.89
  5. Step 5: Solve for x
    x = 9,720,101,471.89/113,205.33
  6. Step 6: Final answer
    x = 85,862.58

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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.