Home / 173,405.80-239,502.18-116,727.40

Finding the Fourth Proportional to 173,405.80, 239,502.18 and 116,727.40

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Solution

The fourth proportional to 173,405.80, 239,502.18 and 116,727.40 is: 161,219.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,405.80 : 239,502.18 = 116,727.40 : x
  2. Step 2: Convert to fraction form
    173,405.80/239,502.18 = 116,727.40/x
  3. Step 3: Cross multiply
    173,405.80x = 239,502.18 × 116,727.40
  4. Step 4: Simplify right side
    173,405.80x = 27,956,466,765.73
  5. Step 5: Solve for x
    x = 27,956,466,765.73/173,405.80
  6. Step 6: Final answer
    x = 161,219.91

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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.