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Finding the Fourth Proportional to 63,322.32, 87,393.84 and 36,462.12

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Solution

The fourth proportional to 63,322.32, 87,393.84 and 36,462.12 is: 50,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,322.32 : 87,393.84 = 36,462.12 : x
  2. Step 2: Convert to fraction form
    63,322.32/87,393.84 = 36,462.12/x
  3. Step 3: Cross multiply
    63,322.32x = 87,393.84 × 36,462.12
  4. Step 4: Simplify right side
    63,322.32x = 3,186,564,681.34
  5. Step 5: Solve for x
    x = 3,186,564,681.34/63,322.32
  6. Step 6: Final answer
    x = 50,322.93

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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.