Home / 113,738.29-156,959.37-62,751.64

Finding the Fourth Proportional to 113,738.29, 156,959.37 and 62,751.64

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Solution

The fourth proportional to 113,738.29, 156,959.37 and 62,751.64 is: 86,597.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,738.29 : 156,959.37 = 62,751.64 : x
  2. Step 2: Convert to fraction form
    113,738.29/156,959.37 = 62,751.64/x
  3. Step 3: Cross multiply
    113,738.29x = 156,959.37 × 62,751.64
  4. Step 4: Simplify right side
    113,738.29x = 9,849,457,880.87
  5. Step 5: Solve for x
    x = 9,849,457,880.87/113,738.29
  6. Step 6: Final answer
    x = 86,597.56

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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.