Home / 113,833.84-156,944.67-93,340.41

Finding the Fourth Proportional to 113,833.84, 156,944.67 and 93,340.41

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Solution

The fourth proportional to 113,833.84, 156,944.67 and 93,340.41 is: 128,690.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,833.84 : 156,944.67 = 93,340.41 : x
  2. Step 2: Convert to fraction form
    113,833.84/156,944.67 = 93,340.41/x
  3. Step 3: Cross multiply
    113,833.84x = 156,944.67 × 93,340.41
  4. Step 4: Simplify right side
    113,833.84x = 14,649,279,845.11
  5. Step 5: Solve for x
    x = 14,649,279,845.11/113,833.84
  6. Step 6: Final answer
    x = 128,690.03

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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.