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Finding the Fourth Proportional to 63,360.99, 87,436.94 and 35,066.88

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Solution

The fourth proportional to 63,360.99, 87,436.94 and 35,066.88 is: 48,391.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,360.99 : 87,436.94 = 35,066.88 : x
  2. Step 2: Convert to fraction form
    63,360.99/87,436.94 = 35,066.88/x
  3. Step 3: Cross multiply
    63,360.99x = 87,436.94 × 35,066.88
  4. Step 4: Simplify right side
    63,360.99x = 3,066,140,507.21
  5. Step 5: Solve for x
    x = 3,066,140,507.21/63,360.99
  6. Step 6: Final answer
    x = 48,391.61

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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.