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Finding the Fourth Proportional to 103,277.60, 154,916.40 and 33,206.12

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Solution

The fourth proportional to 103,277.60, 154,916.40 and 33,206.12 is: 49,809.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,277.60 : 154,916.40 = 33,206.12 : x
  2. Step 2: Convert to fraction form
    103,277.60/154,916.40 = 33,206.12/x
  3. Step 3: Cross multiply
    103,277.60x = 154,916.40 × 33,206.12
  4. Step 4: Simplify right side
    103,277.60x = 5,144,172,568.37
  5. Step 5: Solve for x
    x = 5,144,172,568.37/103,277.60
  6. Step 6: Final answer
    x = 49,809.18

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1.5x scale

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.