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Finding the Fourth Proportional to 63,683.72, 95,526.30 and 19,310.12

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Solution

The fourth proportional to 63,683.72, 95,526.30 and 19,310.12 is: 28,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,683.72 : 95,526.30 = 19,310.12 : x
  2. Step 2: Convert to fraction form
    63,683.72/95,526.30 = 19,310.12/x
  3. Step 3: Cross multiply
    63,683.72x = 95,526.30 × 19,310.12
  4. Step 4: Simplify right side
    63,683.72x = 1,844,624,316.16
  5. Step 5: Solve for x
    x = 1,844,624,316.16/63,683.72
  6. Step 6: Final answer
    x = 28,965.40

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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.