Home / 115,878.92-173,769.42-49,316.36

Finding the Fourth Proportional to 115,878.92, 173,769.42 and 49,316.36

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Solution

The fourth proportional to 115,878.92, 173,769.42 and 49,316.36 is: 73,953.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,878.92 : 173,769.42 = 49,316.36 : x
  2. Step 2: Convert to fraction form
    115,878.92/173,769.42 = 49,316.36/x
  3. Step 3: Cross multiply
    115,878.92x = 173,769.42 × 49,316.36
  4. Step 4: Simplify right side
    115,878.92x = 8,569,675,273.71
  5. Step 5: Solve for x
    x = 8,569,675,273.71/115,878.92
  6. Step 6: Final answer
    x = 73,953.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.