Home / 265,287.08-397,680.50-132,041.36

Finding the Fourth Proportional to 265,287.08, 397,680.50 and 132,041.36

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Solution

The fourth proportional to 265,287.08, 397,680.50 and 132,041.36 is: 197,937.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,287.08 : 397,680.50 = 132,041.36 : x
  2. Step 2: Convert to fraction form
    265,287.08/397,680.50 = 132,041.36/x
  3. Step 3: Cross multiply
    265,287.08x = 397,680.50 × 132,041.36
  4. Step 4: Simplify right side
    265,287.08x = 52,510,274,065.48
  5. Step 5: Solve for x
    x = 52,510,274,065.48/265,287.08
  6. Step 6: Final answer
    x = 197,937.55

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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.