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Finding the Fourth Proportional to 63,246.94, 87,284.16 and 36,393.55

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Solution

The fourth proportional to 63,246.94, 87,284.16 and 36,393.55 is: 50,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,246.94 : 87,284.16 = 36,393.55 : x
  2. Step 2: Convert to fraction form
    63,246.94/87,284.16 = 36,393.55/x
  3. Step 3: Cross multiply
    63,246.94x = 87,284.16 × 36,393.55
  4. Step 4: Simplify right side
    63,246.94x = 3,176,580,441.17
  5. Step 5: Solve for x
    x = 3,176,580,441.17/63,246.94
  6. Step 6: Final answer
    x = 50,225.05

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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.