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Finding the Fourth Proportional to 63,304.86, 87,368.98 and 36,448.50

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Solution

The fourth proportional to 63,304.86, 87,368.98 and 36,448.50 is: 50,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,304.86 : 87,368.98 = 36,448.50 : x
  2. Step 2: Convert to fraction form
    63,304.86/87,368.98 = 36,448.50/x
  3. Step 3: Cross multiply
    63,304.86x = 87,368.98 × 36,448.50
  4. Step 4: Simplify right side
    63,304.86x = 3,184,468,267.53
  5. Step 5: Solve for x
    x = 3,184,468,267.53/63,304.86
  6. Step 6: Final answer
    x = 50,303.69

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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.