Home / 115,261.60-172,892.40-32,155.60

Finding the Fourth Proportional to 115,261.60, 172,892.40 and 32,155.60

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Solution

The fourth proportional to 115,261.60, 172,892.40 and 32,155.60 is: 48,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,261.60 : 172,892.40 = 32,155.60 : x
  2. Step 2: Convert to fraction form
    115,261.60/172,892.40 = 32,155.60/x
  3. Step 3: Cross multiply
    115,261.60x = 172,892.40 × 32,155.60
  4. Step 4: Simplify right side
    115,261.60x = 5,559,458,857.44
  5. Step 5: Solve for x
    x = 5,559,458,857.44/115,261.60
  6. Step 6: Final answer
    x = 48,233.40

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1.5x scale

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.