Home / 215,449.51-323,122.36-95,440.11

Finding the Fourth Proportional to 215,449.51, 323,122.36 and 95,440.11

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Solution

The fourth proportional to 215,449.51, 323,122.36 and 95,440.11 is: 143,137.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,449.51 : 323,122.36 = 95,440.11 : x
  2. Step 2: Convert to fraction form
    215,449.51/323,122.36 = 95,440.11/x
  3. Step 3: Cross multiply
    215,449.51x = 323,122.36 × 95,440.11
  4. Step 4: Simplify right side
    215,449.51x = 30,838,833,606.57
  5. Step 5: Solve for x
    x = 30,838,833,606.57/215,449.51
  6. Step 6: Final answer
    x = 143,137.17

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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.