Home / 158,559.66-218,853.50-98,095.19

Finding the Fourth Proportional to 158,559.66, 218,853.50 and 98,095.19

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Solution

The fourth proportional to 158,559.66, 218,853.50 and 98,095.19 is: 135,396.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,559.66 : 218,853.50 = 98,095.19 : x
  2. Step 2: Convert to fraction form
    158,559.66/218,853.50 = 98,095.19/x
  3. Step 3: Cross multiply
    158,559.66x = 218,853.50 × 98,095.19
  4. Step 4: Simplify right side
    158,559.66x = 21,468,474,079.92
  5. Step 5: Solve for x
    x = 21,468,474,079.92/158,559.66
  6. Step 6: Final answer
    x = 135,396.82

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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.