Home / 113,194.09-156,200.29-62,205.72

Finding the Fourth Proportional to 113,194.09, 156,200.29 and 62,205.72

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Solution

The fourth proportional to 113,194.09, 156,200.29 and 62,205.72 is: 85,839.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,194.09 : 156,200.29 = 62,205.72 : x
  2. Step 2: Convert to fraction form
    113,194.09/156,200.29 = 62,205.72/x
  3. Step 3: Cross multiply
    113,194.09x = 156,200.29 × 62,205.72
  4. Step 4: Simplify right side
    113,194.09x = 9,716,551,503.66
  5. Step 5: Solve for x
    x = 9,716,551,503.66/113,194.09
  6. Step 6: Final answer
    x = 85,839.74

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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.