Home / 161,730.84-223,194.78-93,746.64

Finding the Fourth Proportional to 161,730.84, 223,194.78 and 93,746.64

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Solution

The fourth proportional to 161,730.84, 223,194.78 and 93,746.64 is: 129,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,730.84 : 223,194.78 = 93,746.64 : x
  2. Step 2: Convert to fraction form
    161,730.84/223,194.78 = 93,746.64/x
  3. Step 3: Cross multiply
    161,730.84x = 223,194.78 × 93,746.64
  4. Step 4: Simplify right side
    161,730.84x = 20,923,760,690.54
  5. Step 5: Solve for x
    x = 20,923,760,690.54/161,730.84
  6. Step 6: Final answer
    x = 129,373.97

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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.