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Finding the Fourth Proportional to 88,792.80, 122,532.06 and 48,506.76

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Solution

The fourth proportional to 88,792.80, 122,532.06 and 48,506.76 is: 66,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,792.80 : 122,532.06 = 48,506.76 : x
  2. Step 2: Convert to fraction form
    88,792.80/122,532.06 = 48,506.76/x
  3. Step 3: Cross multiply
    88,792.80x = 122,532.06 × 48,506.76
  4. Step 4: Simplify right side
    88,792.80x = 5,943,633,226.73
  5. Step 5: Solve for x
    x = 5,943,633,226.73/88,792.80
  6. Step 6: Final answer
    x = 66,938.23

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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.