Home / 272,432.04-408,643.95-122,566.50

Finding the Fourth Proportional to 272,432.04, 408,643.95 and 122,566.50

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Solution

The fourth proportional to 272,432.04, 408,643.95 and 122,566.50 is: 183,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,432.04 : 408,643.95 = 122,566.50 : x
  2. Step 2: Convert to fraction form
    272,432.04/408,643.95 = 122,566.50/x
  3. Step 3: Cross multiply
    272,432.04x = 408,643.95 × 122,566.50
  4. Step 4: Simplify right side
    272,432.04x = 50,086,058,697.68
  5. Step 5: Solve for x
    x = 50,086,058,697.68/272,432.04
  6. Step 6: Final answer
    x = 183,847.90

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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.