Home / 113,717.64-156,923.24-62,730.96

Finding the Fourth Proportional to 113,717.64, 156,923.24 and 62,730.96

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Solution

The fourth proportional to 113,717.64, 156,923.24 and 62,730.96 is: 86,564.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,717.64 : 156,923.24 = 62,730.96 : x
  2. Step 2: Convert to fraction form
    113,717.64/156,923.24 = 62,730.96/x
  3. Step 3: Cross multiply
    113,717.64x = 156,923.24 × 62,730.96
  4. Step 4: Simplify right side
    113,717.64x = 9,843,945,491.51
  5. Step 5: Solve for x
    x = 9,843,945,491.51/113,717.64
  6. Step 6: Final answer
    x = 86,564.81

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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.