Home / 148,382.70-204,839.04-84,708.18

Finding the Fourth Proportional to 148,382.70, 204,839.04 and 84,708.18

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Solution

The fourth proportional to 148,382.70, 204,839.04 and 84,708.18 is: 116,937.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,382.70 : 204,839.04 = 84,708.18 : x
  2. Step 2: Convert to fraction form
    148,382.70/204,839.04 = 84,708.18/x
  3. Step 3: Cross multiply
    148,382.70x = 204,839.04 × 84,708.18
  4. Step 4: Simplify right side
    148,382.70x = 17,351,542,271.35
  5. Step 5: Solve for x
    x = 17,351,542,271.35/148,382.70
  6. Step 6: Final answer
    x = 116,937.77

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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.