Home / 113,736.66-156,955.50-62,749.80

Finding the Fourth Proportional to 113,736.66, 156,955.50 and 62,749.80

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Solution

The fourth proportional to 113,736.66, 156,955.50 and 62,749.80 is: 86,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,736.66 : 156,955.50 = 62,749.80 : x
  2. Step 2: Convert to fraction form
    113,736.66/156,955.50 = 62,749.80/x
  3. Step 3: Cross multiply
    113,736.66x = 156,955.50 × 62,749.80
  4. Step 4: Simplify right side
    113,736.66x = 9,848,926,233.90
  5. Step 5: Solve for x
    x = 9,848,926,233.90/113,736.66
  6. Step 6: Final answer
    x = 86,594.12

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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.