Home / 154,438.91-231,675.65-49,233.47

Finding the Fourth Proportional to 154,438.91, 231,675.65 and 49,233.47

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Solution

The fourth proportional to 154,438.91, 231,675.65 and 49,233.47 is: 73,855.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,438.91 : 231,675.65 = 49,233.47 : x
  2. Step 2: Convert to fraction form
    154,438.91/231,675.65 = 49,233.47/x
  3. Step 3: Cross multiply
    154,438.91x = 231,675.65 × 49,233.47
  4. Step 4: Simplify right side
    154,438.91x = 11,406,196,164.01
  5. Step 5: Solve for x
    x = 11,406,196,164.01/154,438.91
  6. Step 6: Final answer
    x = 73,855.72

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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.