Home / 132,455.04-198,697.76-48,254.34

Finding the Fourth Proportional to 132,455.04, 198,697.76 and 48,254.34

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Solution

The fourth proportional to 132,455.04, 198,697.76 and 48,254.34 is: 72,387.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,455.04 : 198,697.76 = 48,254.34 : x
  2. Step 2: Convert to fraction form
    132,455.04/198,697.76 = 48,254.34/x
  3. Step 3: Cross multiply
    132,455.04x = 198,697.76 × 48,254.34
  4. Step 4: Simplify right side
    132,455.04x = 9,588,029,268.28
  5. Step 5: Solve for x
    x = 9,588,029,268.28/132,455.04
  6. Step 6: Final answer
    x = 72,387.05

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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.