Home / 143,314.70-214,712.85-116,876.30

Finding the Fourth Proportional to 143,314.70, 214,712.85 and 116,876.30

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Solution

The fourth proportional to 143,314.70, 214,712.85 and 116,876.30 is: 175,103.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,314.70 : 214,712.85 = 116,876.30 : x
  2. Step 2: Convert to fraction form
    143,314.70/214,712.85 = 116,876.30/x
  3. Step 3: Cross multiply
    143,314.70x = 214,712.85 × 116,876.30
  4. Step 4: Simplify right side
    143,314.70x = 25,094,843,470.46
  5. Step 5: Solve for x
    x = 25,094,843,470.46/143,314.70
  6. Step 6: Final answer
    x = 175,103.07

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1.5x scale

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.