Home / 159,802.35-220,527.89-88,184.44

Finding the Fourth Proportional to 159,802.35, 220,527.89 and 88,184.44

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Solution

The fourth proportional to 159,802.35, 220,527.89 and 88,184.44 is: 121,694.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,802.35 : 220,527.89 = 88,184.44 : x
  2. Step 2: Convert to fraction form
    159,802.35/220,527.89 = 88,184.44/x
  3. Step 3: Cross multiply
    159,802.35x = 220,527.89 × 88,184.44
  4. Step 4: Simplify right side
    159,802.35x = 19,447,128,484.03
  5. Step 5: Solve for x
    x = 19,447,128,484.03/159,802.35
  6. Step 6: Final answer
    x = 121,694.88

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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.