Home / 95,385.60-143,078.40-48,729.60

Finding the Fourth Proportional to 95,385.60, 143,078.40 and 48,729.60

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Solution

The fourth proportional to 95,385.60, 143,078.40 and 48,729.60 is: 73,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,385.60 : 143,078.40 = 48,729.60 : x
  2. Step 2: Convert to fraction form
    95,385.60/143,078.40 = 48,729.60/x
  3. Step 3: Cross multiply
    95,385.60x = 143,078.40 × 48,729.60
  4. Step 4: Simplify right side
    95,385.60x = 6,972,153,200.64
  5. Step 5: Solve for x
    x = 6,972,153,200.64/95,385.60
  6. Step 6: Final answer
    x = 73,094.40

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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.