Home / 248,423.46-372,641.30-90,651.86

Finding the Fourth Proportional to 248,423.46, 372,641.30 and 90,651.86

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Solution

The fourth proportional to 248,423.46, 372,641.30 and 90,651.86 is: 135,980.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,423.46 : 372,641.30 = 90,651.86 : x
  2. Step 2: Convert to fraction form
    248,423.46/372,641.30 = 90,651.86/x
  3. Step 3: Cross multiply
    248,423.46x = 372,641.30 × 90,651.86
  4. Step 4: Simplify right side
    248,423.46x = 33,780,626,957.82
  5. Step 5: Solve for x
    x = 33,780,626,957.82/248,423.46
  6. Step 6: Final answer
    x = 135,980.02

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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.