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Finding the Fourth Proportional to 63,307.68, 94,994.04 and 28,270.32

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Solution

The fourth proportional to 63,307.68, 94,994.04 and 28,270.32 is: 42,420.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,307.68 : 94,994.04 = 28,270.32 : x
  2. Step 2: Convert to fraction form
    63,307.68/94,994.04 = 28,270.32/x
  3. Step 3: Cross multiply
    63,307.68x = 94,994.04 × 28,270.32
  4. Step 4: Simplify right side
    63,307.68x = 2,685,511,908.89
  5. Step 5: Solve for x
    x = 2,685,511,908.89/63,307.68
  6. Step 6: Final answer
    x = 42,420.00

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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.