Home / 154,421.10-231,648.93-49,216.14

Finding the Fourth Proportional to 154,421.10, 231,648.93 and 49,216.14

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Solution

The fourth proportional to 154,421.10, 231,648.93 and 49,216.14 is: 73,829.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,421.10 : 231,648.93 = 49,216.14 : x
  2. Step 2: Convert to fraction form
    154,421.10/231,648.93 = 49,216.14/x
  3. Step 3: Cross multiply
    154,421.10x = 231,648.93 × 49,216.14
  4. Step 4: Simplify right side
    154,421.10x = 11,400,866,169.73
  5. Step 5: Solve for x
    x = 11,400,866,169.73/154,421.10
  6. Step 6: Final answer
    x = 73,829.72

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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.