Home / 118,421.70-177,546.15-48,264.90

Finding the Fourth Proportional to 118,421.70, 177,546.15 and 48,264.90

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Solution

The fourth proportional to 118,421.70, 177,546.15 and 48,264.90 is: 72,362.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,421.70 : 177,546.15 = 48,264.90 : x
  2. Step 2: Convert to fraction form
    118,421.70/177,546.15 = 48,264.90/x
  3. Step 3: Cross multiply
    118,421.70x = 177,546.15 × 48,264.90
  4. Step 4: Simplify right side
    118,421.70x = 8,569,247,175.14
  5. Step 5: Solve for x
    x = 8,569,247,175.14/118,421.70
  6. Step 6: Final answer
    x = 72,362.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.