Home / 158,416.20-218,593.62-94,730.76

Finding the Fourth Proportional to 158,416.20, 218,593.62 and 94,730.76

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Solution

The fourth proportional to 158,416.20, 218,593.62 and 94,730.76 is: 130,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,416.20 : 218,593.62 = 94,730.76 : x
  2. Step 2: Convert to fraction form
    158,416.20/218,593.62 = 94,730.76/x
  3. Step 3: Cross multiply
    158,416.20x = 218,593.62 × 94,730.76
  4. Step 4: Simplify right side
    158,416.20x = 20,707,539,753.75
  5. Step 5: Solve for x
    x = 20,707,539,753.75/158,416.20
  6. Step 6: Final answer
    x = 130,716.05

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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.