Home / 272,630.58-408,916.71-95,140.95

Finding the Fourth Proportional to 272,630.58, 408,916.71 and 95,140.95

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Solution

The fourth proportional to 272,630.58, 408,916.71 and 95,140.95 is: 142,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,630.58 : 408,916.71 = 95,140.95 : x
  2. Step 2: Convert to fraction form
    272,630.58/408,916.71 = 95,140.95/x
  3. Step 3: Cross multiply
    272,630.58x = 408,916.71 × 95,140.95
  4. Step 4: Simplify right side
    272,630.58x = 38,904,724,260.27
  5. Step 5: Solve for x
    x = 38,904,724,260.27/272,630.58
  6. Step 6: Final answer
    x = 142,701.25

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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.