Home / 154,020.18-231,059.07-48,810.90

Finding the Fourth Proportional to 154,020.18, 231,059.07 and 48,810.90

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Solution

The fourth proportional to 154,020.18, 231,059.07 and 48,810.90 is: 73,225.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,020.18 : 231,059.07 = 48,810.90 : x
  2. Step 2: Convert to fraction form
    154,020.18/231,059.07 = 48,810.90/x
  3. Step 3: Cross multiply
    154,020.18x = 231,059.07 × 48,810.90
  4. Step 4: Simplify right side
    154,020.18x = 11,278,201,159.86
  5. Step 5: Solve for x
    x = 11,278,201,159.86/154,020.18
  6. Step 6: Final answer
    x = 73,225.48

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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.