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Finding the Fourth Proportional to 101,808.72, 152,683.68 and 35,246.16

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Solution

The fourth proportional to 101,808.72, 152,683.68 and 35,246.16 is: 52,859.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,808.72 : 152,683.68 = 35,246.16 : x
  2. Step 2: Convert to fraction form
    101,808.72/152,683.68 = 35,246.16/x
  3. Step 3: Cross multiply
    101,808.72x = 152,683.68 × 35,246.16
  4. Step 4: Simplify right side
    101,808.72x = 5,381,513,414.67
  5. Step 5: Solve for x
    x = 5,381,513,414.67/101,808.72
  6. Step 6: Final answer
    x = 52,859.06

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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.