Home / 158,502.42-218,732.94-94,840.20

Finding the Fourth Proportional to 158,502.42, 218,732.94 and 94,840.20

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Solution

The fourth proportional to 158,502.42, 218,732.94 and 94,840.20 is: 130,879.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,502.42 : 218,732.94 = 94,840.20 : x
  2. Step 2: Convert to fraction form
    158,502.42/218,732.94 = 94,840.20/x
  3. Step 3: Cross multiply
    158,502.42x = 218,732.94 × 94,840.20
  4. Step 4: Simplify right side
    158,502.42x = 20,744,675,776.19
  5. Step 5: Solve for x
    x = 20,744,675,776.19/158,502.42
  6. Step 6: Final answer
    x = 130,879.24

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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.