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Finding the Fourth Proportional to 63,059.18, 87,018.18 and 36,199.92

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Solution

The fourth proportional to 63,059.18, 87,018.18 and 36,199.92 is: 49,953.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,059.18 : 87,018.18 = 36,199.92 : x
  2. Step 2: Convert to fraction form
    63,059.18/87,018.18 = 36,199.92/x
  3. Step 3: Cross multiply
    63,059.18x = 87,018.18 × 36,199.92
  4. Step 4: Simplify right side
    63,059.18x = 3,150,051,345.11
  5. Step 5: Solve for x
    x = 3,150,051,345.11/63,059.18
  6. Step 6: Final answer
    x = 49,953.89

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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.