Home / 144,956.39-200,042.06-87,587.73

Finding the Fourth Proportional to 144,956.39, 200,042.06 and 87,587.73

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Solution

The fourth proportional to 144,956.39, 200,042.06 and 87,587.73 is: 120,872.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,956.39 : 200,042.06 = 87,587.73 : x
  2. Step 2: Convert to fraction form
    144,956.39/200,042.06 = 87,587.73/x
  3. Step 3: Cross multiply
    144,956.39x = 200,042.06 × 87,587.73
  4. Step 4: Simplify right side
    144,956.39x = 17,521,229,501.99
  5. Step 5: Solve for x
    x = 17,521,229,501.99/144,956.39
  6. Step 6: Final answer
    x = 120,872.42

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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.