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Finding the Fourth Proportional to 63,299.34, 94,995.72 and 30,019.32

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Solution

The fourth proportional to 63,299.34, 94,995.72 and 30,019.32 is: 45,051.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,299.34 : 94,995.72 = 30,019.32 : x
  2. Step 2: Convert to fraction form
    63,299.34/94,995.72 = 30,019.32/x
  3. Step 3: Cross multiply
    63,299.34x = 94,995.72 × 30,019.32
  4. Step 4: Simplify right side
    63,299.34x = 2,851,706,917.31
  5. Step 5: Solve for x
    x = 2,851,706,917.31/63,299.34
  6. Step 6: Final answer
    x = 45,051.13

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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.