Home / 270,276.06-373,013.40-157,098.78

Finding the Fourth Proportional to 270,276.06, 373,013.40 and 157,098.78

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Solution

The fourth proportional to 270,276.06, 373,013.40 and 157,098.78 is: 216,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,276.06 : 373,013.40 = 157,098.78 : x
  2. Step 2: Convert to fraction form
    270,276.06/373,013.40 = 157,098.78/x
  3. Step 3: Cross multiply
    270,276.06x = 373,013.40 × 157,098.78
  4. Step 4: Simplify right side
    270,276.06x = 58,599,950,063.65
  5. Step 5: Solve for x
    x = 58,599,950,063.65/270,276.06
  6. Step 6: Final answer
    x = 216,815.17

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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.