Home / 118,209.40-177,314.10-48,052.60

Finding the Fourth Proportional to 118,209.40, 177,314.10 and 48,052.60

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Solution

The fourth proportional to 118,209.40, 177,314.10 and 48,052.60 is: 72,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,209.40 : 177,314.10 = 48,052.60 : x
  2. Step 2: Convert to fraction form
    118,209.40/177,314.10 = 48,052.60/x
  3. Step 3: Cross multiply
    118,209.40x = 177,314.10 × 48,052.60
  4. Step 4: Simplify right side
    118,209.40x = 8,520,403,521.66
  5. Step 5: Solve for x
    x = 8,520,403,521.66/118,209.40
  6. Step 6: Final answer
    x = 72,078.90

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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.