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Finding the Fourth Proportional to 88,753.50, 122,480.46 and 51,028.02

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Solution

The fourth proportional to 88,753.50, 122,480.46 and 51,028.02 is: 70,419.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,753.50 : 122,480.46 = 51,028.02 : x
  2. Step 2: Convert to fraction form
    88,753.50/122,480.46 = 51,028.02/x
  3. Step 3: Cross multiply
    88,753.50x = 122,480.46 × 51,028.02
  4. Step 4: Simplify right side
    88,753.50x = 6,249,935,362.49
  5. Step 5: Solve for x
    x = 6,249,935,362.49/88,753.50
  6. Step 6: Final answer
    x = 70,419.03

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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.