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Finding the Fourth Proportional to 247,928.04, 371,899.08 and 60,939

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Solution

The fourth proportional to 247,928.04, 371,899.08 and 60,939 is: 91,410.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,928.04 : 371,899.08 = 60,939 : x
  2. Step 2: Convert to fraction form
    247,928.04/371,899.08 = 60,939/x
  3. Step 3: Cross multiply
    247,928.04x = 371,899.08 × 60,939
  4. Step 4: Simplify right side
    247,928.04x = 22,663,158,036.12
  5. Step 5: Solve for x
    x = 22,663,158,036.12/247,928.04
  6. Step 6: Final answer
    x = 91,410.23

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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.