Home / 148,398.06-204,794.55-84,734.70

Finding the Fourth Proportional to 148,398.06, 204,794.55 and 84,734.70

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Solution

The fourth proportional to 148,398.06, 204,794.55 and 84,734.70 is: 116,936.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,398.06 : 204,794.55 = 84,734.70 : x
  2. Step 2: Convert to fraction form
    148,398.06/204,794.55 = 84,734.70/x
  3. Step 3: Cross multiply
    148,398.06x = 204,794.55 × 84,734.70
  4. Step 4: Simplify right side
    148,398.06x = 17,353,204,755.89
  5. Step 5: Solve for x
    x = 17,353,204,755.89/148,398.06
  6. Step 6: Final answer
    x = 116,936.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.