Home / 203,041.38-304,631.28-60,890.15

Finding the Fourth Proportional to 203,041.38, 304,631.28 and 60,890.15

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Solution

The fourth proportional to 203,041.38, 304,631.28 and 60,890.15 is: 91,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,041.38 : 304,631.28 = 60,890.15 : x
  2. Step 2: Convert to fraction form
    203,041.38/304,631.28 = 60,890.15/x
  3. Step 3: Cross multiply
    203,041.38x = 304,631.28 × 60,890.15
  4. Step 4: Simplify right side
    203,041.38x = 18,549,042,810.74
  5. Step 5: Solve for x
    x = 18,549,042,810.74/203,041.38
  6. Step 6: Final answer
    x = 91,355.97

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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.