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Finding the Fourth Proportional to 88,325.84, 121,890.54 and 48,040.54

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Solution

The fourth proportional to 88,325.84, 121,890.54 and 48,040.54 is: 66,296.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,325.84 : 121,890.54 = 48,040.54 : x
  2. Step 2: Convert to fraction form
    88,325.84/121,890.54 = 48,040.54/x
  3. Step 3: Cross multiply
    88,325.84x = 121,890.54 × 48,040.54
  4. Step 4: Simplify right side
    88,325.84x = 5,855,687,362.49
  5. Step 5: Solve for x
    x = 5,855,687,362.49/88,325.84
  6. Step 6: Final answer
    x = 66,296.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.