Home / 272,620.44-408,901.50-95,130.81

Finding the Fourth Proportional to 272,620.44, 408,901.50 and 95,130.81

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Solution

The fourth proportional to 272,620.44, 408,901.50 and 95,130.81 is: 142,686.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,620.44 : 408,901.50 = 95,130.81 : x
  2. Step 2: Convert to fraction form
    272,620.44/408,901.50 = 95,130.81/x
  3. Step 3: Cross multiply
    272,620.44x = 408,901.50 × 95,130.81
  4. Step 4: Simplify right side
    272,620.44x = 38,899,130,905.22
  5. Step 5: Solve for x
    x = 38,899,130,905.22/272,620.44
  6. Step 6: Final answer
    x = 142,686.04

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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.