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Finding the Fourth Proportional to 185,281.76, 277,854.57 and 63,667.81

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Solution

The fourth proportional to 185,281.76, 277,854.57 and 63,667.81 is: 95,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,281.76 : 277,854.57 = 63,667.81 : x
  2. Step 2: Convert to fraction form
    185,281.76/277,854.57 = 63,667.81/x
  3. Step 3: Cross multiply
    185,281.76x = 277,854.57 × 63,667.81
  4. Step 4: Simplify right side
    185,281.76x = 17,690,391,652.05
  5. Step 5: Solve for x
    x = 17,690,391,652.05/185,281.76
  6. Step 6: Final answer
    x = 95,478.32

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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.