Home / 151,694.40-209,248.07-98,011.06

Finding the Fourth Proportional to 151,694.40, 209,248.07 and 98,011.06

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Solution

The fourth proportional to 151,694.40, 209,248.07 and 98,011.06 is: 135,196.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,694.40 : 209,248.07 = 98,011.06 : x
  2. Step 2: Convert to fraction form
    151,694.40/209,248.07 = 98,011.06/x
  3. Step 3: Cross multiply
    151,694.40x = 209,248.07 × 98,011.06
  4. Step 4: Simplify right side
    151,694.40x = 20,508,625,143.65
  5. Step 5: Solve for x
    x = 20,508,625,143.65/151,694.40
  6. Step 6: Final answer
    x = 135,196.98

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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.