Home / 113,244.82-156,274.02-62,942.74

Finding the Fourth Proportional to 113,244.82, 156,274.02 and 62,942.74

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Solution

The fourth proportional to 113,244.82, 156,274.02 and 62,942.74 is: 86,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,244.82 : 156,274.02 = 62,942.74 : x
  2. Step 2: Convert to fraction form
    113,244.82/156,274.02 = 62,942.74/x
  3. Step 3: Cross multiply
    113,244.82x = 156,274.02 × 62,942.74
  4. Step 4: Simplify right side
    113,244.82x = 9,836,315,009.61
  5. Step 5: Solve for x
    x = 9,836,315,009.61/113,244.82
  6. Step 6: Final answer
    x = 86,858.85

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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.