Home / 272,579.10-408,870.87-95,085.82

Finding the Fourth Proportional to 272,579.10, 408,870.87 and 95,085.82

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Solution

The fourth proportional to 272,579.10, 408,870.87 and 95,085.82 is: 142,629.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,579.10 : 408,870.87 = 95,085.82 : x
  2. Step 2: Convert to fraction form
    272,579.10/408,870.87 = 95,085.82/x
  3. Step 3: Cross multiply
    272,579.10x = 408,870.87 × 95,085.82
  4. Step 4: Simplify right side
    272,579.10x = 38,877,821,948.06
  5. Step 5: Solve for x
    x = 38,877,821,948.06/272,579.10
  6. Step 6: Final answer
    x = 142,629.50

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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.