Home / 175,018.16-262,612.92-108,440.56

Finding the Fourth Proportional to 175,018.16, 262,612.92 and 108,440.56

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Solution

The fourth proportional to 175,018.16, 262,612.92 and 108,440.56 is: 162,713.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,018.16 : 262,612.92 = 108,440.56 : x
  2. Step 2: Convert to fraction form
    175,018.16/262,612.92 = 108,440.56/x
  3. Step 3: Cross multiply
    175,018.16x = 262,612.92 × 108,440.56
  4. Step 4: Simplify right side
    175,018.16x = 28,477,892,108.04
  5. Step 5: Solve for x
    x = 28,477,892,108.04/175,018.16
  6. Step 6: Final answer
    x = 162,713.93

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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.