Home / 113,708.81-156,921.93-62,028.74

Finding the Fourth Proportional to 113,708.81, 156,921.93 and 62,028.74

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Solution

The fourth proportional to 113,708.81, 156,921.93 and 62,028.74 is: 85,601.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,708.81 : 156,921.93 = 62,028.74 : x
  2. Step 2: Convert to fraction form
    113,708.81/156,921.93 = 62,028.74/x
  3. Step 3: Cross multiply
    113,708.81x = 156,921.93 × 62,028.74
  4. Step 4: Simplify right side
    113,708.81x = 9,733,668,811.66
  5. Step 5: Solve for x
    x = 9,733,668,811.66/113,708.81
  6. Step 6: Final answer
    x = 85,601.72

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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.