Home / 272,532.46-408,800.50-95,038.78

Finding the Fourth Proportional to 272,532.46, 408,800.50 and 95,038.78

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Solution

The fourth proportional to 272,532.46, 408,800.50 and 95,038.78 is: 142,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,532.46 : 408,800.50 = 95,038.78 : x
  2. Step 2: Convert to fraction form
    272,532.46/408,800.50 = 95,038.78/x
  3. Step 3: Cross multiply
    272,532.46x = 408,800.50 × 95,038.78
  4. Step 4: Simplify right side
    272,532.46x = 38,851,900,783.39
  5. Step 5: Solve for x
    x = 38,851,900,783.39/272,532.46
  6. Step 6: Final answer
    x = 142,558.80

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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.