Home / 85,794.04-118,400.62-48,080.44

Finding the Fourth Proportional to 85,794.04, 118,400.62 and 48,080.44

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Solution

The fourth proportional to 85,794.04, 118,400.62 and 48,080.44 is: 66,353.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,794.04 : 118,400.62 = 48,080.44 : x
  2. Step 2: Convert to fraction form
    85,794.04/118,400.62 = 48,080.44/x
  3. Step 3: Cross multiply
    85,794.04x = 118,400.62 × 48,080.44
  4. Step 4: Simplify right side
    85,794.04x = 5,692,753,905.87
  5. Step 5: Solve for x
    x = 5,692,753,905.87/85,794.04
  6. Step 6: Final answer
    x = 66,353.72

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1.5x scale

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.