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Finding the Fourth Proportional to 248,793.80, 373,239.30 and 99,008.60

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Solution

The fourth proportional to 248,793.80, 373,239.30 and 99,008.60 is: 148,532.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,793.80 : 373,239.30 = 99,008.60 : x
  2. Step 2: Convert to fraction form
    248,793.80/373,239.30 = 99,008.60/x
  3. Step 3: Cross multiply
    248,793.80x = 373,239.30 × 99,008.60
  4. Step 4: Simplify right side
    248,793.80x = 36,953,900,557.98
  5. Step 5: Solve for x
    x = 36,953,900,557.98/248,793.80
  6. Step 6: Final answer
    x = 148,532.24

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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.