Home / 158,416.58-218,614.82-94,769.34

Finding the Fourth Proportional to 158,416.58, 218,614.82 and 94,769.34

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Solution

The fourth proportional to 158,416.58, 218,614.82 and 94,769.34 is: 130,781.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,416.58 : 218,614.82 = 94,769.34 : x
  2. Step 2: Convert to fraction form
    158,416.58/218,614.82 = 94,769.34/x
  3. Step 3: Cross multiply
    158,416.58x = 218,614.82 × 94,769.34
  4. Step 4: Simplify right side
    158,416.58x = 20,717,982,205.62
  5. Step 5: Solve for x
    x = 20,717,982,205.62/158,416.58
  6. Step 6: Final answer
    x = 130,781.65

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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.