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Finding the Fourth Proportional to 63,069.84, 87,048.99 and 36,230.76

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Solution

The fourth proportional to 63,069.84, 87,048.99 and 36,230.76 is: 50,005.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,069.84 : 87,048.99 = 36,230.76 : x
  2. Step 2: Convert to fraction form
    63,069.84/87,048.99 = 36,230.76/x
  3. Step 3: Cross multiply
    63,069.84x = 87,048.99 × 36,230.76
  4. Step 4: Simplify right side
    63,069.84x = 3,153,851,064.93
  5. Step 5: Solve for x
    x = 3,153,851,064.93/63,069.84
  6. Step 6: Final answer
    x = 50,005.69

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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.