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Finding the Fourth Proportional to 248,023, 372,034.50 and 61,034.50

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Solution

The fourth proportional to 248,023, 372,034.50 and 61,034.50 is: 91,551.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,023 : 372,034.50 = 61,034.50 : x
  2. Step 2: Convert to fraction form
    248,023/372,034.50 = 61,034.50/x
  3. Step 3: Cross multiply
    248,023x = 372,034.50 × 61,034.50
  4. Step 4: Simplify right side
    248,023x = 22,706,939,690.25
  5. Step 5: Solve for x
    x = 22,706,939,690.25/248,023
  6. Step 6: Final answer
    x = 91,551.75

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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.