Home / 154,438.16-231,674.52-49,232.72

Finding the Fourth Proportional to 154,438.16, 231,674.52 and 49,232.72

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Solution

The fourth proportional to 154,438.16, 231,674.52 and 49,232.72 is: 73,854.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,438.16 : 231,674.52 = 49,232.72 : x
  2. Step 2: Convert to fraction form
    154,438.16/231,674.52 = 49,232.72/x
  3. Step 3: Cross multiply
    154,438.16x = 231,674.52 × 49,232.72
  4. Step 4: Simplify right side
    154,438.16x = 11,405,966,774.29
  5. Step 5: Solve for x
    x = 11,405,966,774.29/154,438.16
  6. Step 6: Final answer
    x = 73,854.59

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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.