Home / 121,794.73-168,098.12-70,823.23

Finding the Fourth Proportional to 121,794.73, 168,098.12 and 70,823.23

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Solution

The fourth proportional to 121,794.73, 168,098.12 and 70,823.23 is: 97,748.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,794.73 : 168,098.12 = 70,823.23 : x
  2. Step 2: Convert to fraction form
    121,794.73/168,098.12 = 70,823.23/x
  3. Step 3: Cross multiply
    121,794.73x = 168,098.12 × 70,823.23
  4. Step 4: Simplify right side
    121,794.73x = 11,905,251,815.33
  5. Step 5: Solve for x
    x = 11,905,251,815.33/121,794.73
  6. Step 6: Final answer
    x = 97,748.50

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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.