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Finding the Fourth Proportional to 248,800.65, 373,200.98 and 61,812.15

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Solution

The fourth proportional to 248,800.65, 373,200.98 and 61,812.15 is: 92,718.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,800.65 : 373,200.98 = 61,812.15 : x
  2. Step 2: Convert to fraction form
    248,800.65/373,200.98 = 61,812.15/x
  3. Step 3: Cross multiply
    248,800.65x = 373,200.98 × 61,812.15
  4. Step 4: Simplify right side
    248,800.65x = 23,068,354,646.85
  5. Step 5: Solve for x
    x = 23,068,354,646.85/248,800.65
  6. Step 6: Final answer
    x = 92,718.23

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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.