Home / 148,020.84-204,276.24-87,626.16

Finding the Fourth Proportional to 148,020.84, 204,276.24 and 87,626.16

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Solution

The fourth proportional to 148,020.84, 204,276.24 and 87,626.16 is: 120,928.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,020.84 : 204,276.24 = 87,626.16 : x
  2. Step 2: Convert to fraction form
    148,020.84/204,276.24 = 87,626.16/x
  3. Step 3: Cross multiply
    148,020.84x = 204,276.24 × 87,626.16
  4. Step 4: Simplify right side
    148,020.84x = 17,899,942,490.44
  5. Step 5: Solve for x
    x = 17,899,942,490.44/148,020.84
  6. Step 6: Final answer
    x = 120,928.53

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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.