Home / 95,718.78-132,099.66-53,280.45

Finding the Fourth Proportional to 95,718.78, 132,099.66 and 53,280.45

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Solution

The fourth proportional to 95,718.78, 132,099.66 and 53,280.45 is: 73,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,718.78 : 132,099.66 = 53,280.45 : x
  2. Step 2: Convert to fraction form
    95,718.78/132,099.66 = 53,280.45/x
  3. Step 3: Cross multiply
    95,718.78x = 132,099.66 × 53,280.45
  4. Step 4: Simplify right side
    95,718.78x = 7,038,329,329.65
  5. Step 5: Solve for x
    x = 7,038,329,329.65/95,718.78
  6. Step 6: Final answer
    x = 73,531.33

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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.