Home / 265,536.10-398,063.22-132,457.18

Finding the Fourth Proportional to 265,536.10, 398,063.22 and 132,457.18

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Solution

The fourth proportional to 265,536.10, 398,063.22 and 132,457.18 is: 198,565.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,536.10 : 398,063.22 = 132,457.18 : x
  2. Step 2: Convert to fraction form
    265,536.10/398,063.22 = 132,457.18/x
  3. Step 3: Cross multiply
    265,536.10x = 398,063.22 × 132,457.18
  4. Step 4: Simplify right side
    265,536.10x = 52,726,331,582.92
  5. Step 5: Solve for x
    x = 52,726,331,582.92/265,536.10
  6. Step 6: Final answer
    x = 198,565.59

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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.