Home / 154,159.08-231,295.32-110,132.34

Finding the Fourth Proportional to 154,159.08, 231,295.32 and 110,132.34

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Solution

The fourth proportional to 154,159.08, 231,295.32 and 110,132.34 is: 165,239.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,159.08 : 231,295.32 = 110,132.34 : x
  2. Step 2: Convert to fraction form
    154,159.08/231,295.32 = 110,132.34/x
  3. Step 3: Cross multiply
    154,159.08x = 231,295.32 × 110,132.34
  4. Step 4: Simplify right side
    154,159.08x = 25,473,094,822.65
  5. Step 5: Solve for x
    x = 25,473,094,822.65/154,159.08
  6. Step 6: Final answer
    x = 165,239.02

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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.