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Finding the Fourth Proportional to 88,487.37, 122,123.30 and 50,258.88

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Solution

The fourth proportional to 88,487.37, 122,123.30 and 50,258.88 is: 69,363.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,487.37 : 122,123.30 = 50,258.88 : x
  2. Step 2: Convert to fraction form
    88,487.37/122,123.30 = 50,258.88/x
  3. Step 3: Cross multiply
    88,487.37x = 122,123.30 × 50,258.88
  4. Step 4: Simplify right side
    88,487.37x = 6,137,780,028.61
  5. Step 5: Solve for x
    x = 6,137,780,028.61/88,487.37
  6. Step 6: Final answer
    x = 69,363.35

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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.