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Finding the Fourth Proportional to 63,124.84, 94,615.32 and 39,443.32

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Solution

The fourth proportional to 63,124.84, 94,615.32 and 39,443.32 is: 59,120.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,124.84 : 94,615.32 = 39,443.32 : x
  2. Step 2: Convert to fraction form
    63,124.84/94,615.32 = 39,443.32/x
  3. Step 3: Cross multiply
    63,124.84x = 94,615.32 × 39,443.32
  4. Step 4: Simplify right side
    63,124.84x = 3,731,942,343.66
  5. Step 5: Solve for x
    x = 3,731,942,343.66/63,124.84
  6. Step 6: Final answer
    x = 59,120.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.