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Finding the Fourth Proportional to 154,667.73, 232,001.41 and 42,348.81

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Solution

The fourth proportional to 154,667.73, 232,001.41 and 42,348.81 is: 63,523.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,667.73 : 232,001.41 = 42,348.81 : x
  2. Step 2: Convert to fraction form
    154,667.73/232,001.41 = 42,348.81/x
  3. Step 3: Cross multiply
    154,667.73x = 232,001.41 × 42,348.81
  4. Step 4: Simplify right side
    154,667.73x = 9,824,983,631.82
  5. Step 5: Solve for x
    x = 9,824,983,631.82/154,667.73
  6. Step 6: Final answer
    x = 63,523.16

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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.