Home / 175,261.60-262,892.40-108,485.20

Finding the Fourth Proportional to 175,261.60, 262,892.40 and 108,485.20

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Solution

The fourth proportional to 175,261.60, 262,892.40 and 108,485.20 is: 162,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,261.60 : 262,892.40 = 108,485.20 : x
  2. Step 2: Convert to fraction form
    175,261.60/262,892.40 = 108,485.20/x
  3. Step 3: Cross multiply
    175,261.60x = 262,892.40 × 108,485.20
  4. Step 4: Simplify right side
    175,261.60x = 28,519,934,592.48
  5. Step 5: Solve for x
    x = 28,519,934,592.48/175,261.60
  6. Step 6: Final answer
    x = 162,727.80

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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.