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Finding the Fourth Proportional to 154,699, 232,087.38 and 43,891

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Solution

The fourth proportional to 154,699, 232,087.38 and 43,891 is: 65,847.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,699 : 232,087.38 = 43,891 : x
  2. Step 2: Convert to fraction form
    154,699/232,087.38 = 43,891/x
  3. Step 3: Cross multiply
    154,699x = 232,087.38 × 43,891
  4. Step 4: Simplify right side
    154,699x = 10,186,547,195.58
  5. Step 5: Solve for x
    x = 10,186,547,195.58/154,699
  6. Step 6: Final answer
    x = 65,847.53

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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.