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Finding the Fourth Proportional to 248,869.53, 373,305.74 and 61,881.03

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Solution

The fourth proportional to 248,869.53, 373,305.74 and 61,881.03 is: 92,821.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,869.53 : 373,305.74 = 61,881.03 : x
  2. Step 2: Convert to fraction form
    248,869.53/373,305.74 = 61,881.03/x
  3. Step 3: Cross multiply
    248,869.53x = 373,305.74 × 61,881.03
  4. Step 4: Simplify right side
    248,869.53x = 23,100,543,386.71
  5. Step 5: Solve for x
    x = 23,100,543,386.71/248,869.53
  6. Step 6: Final answer
    x = 92,821.90

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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.