Home / 113,208.77-156,229.72-62,226.22

Finding the Fourth Proportional to 113,208.77, 156,229.72 and 62,226.22

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Solution

The fourth proportional to 113,208.77, 156,229.72 and 62,226.22 is: 85,873.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,208.77 : 156,229.72 = 62,226.22 : x
  2. Step 2: Convert to fraction form
    113,208.77/156,229.72 = 62,226.22/x
  3. Step 3: Cross multiply
    113,208.77x = 156,229.72 × 62,226.22
  4. Step 4: Simplify right side
    113,208.77x = 9,721,584,927.26
  5. Step 5: Solve for x
    x = 9,721,584,927.26/113,208.77
  6. Step 6: Final answer
    x = 85,873.07

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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.