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Finding the Fourth Proportional to 106,594.22, 147,119.28 and 63,576.47

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Solution

The fourth proportional to 106,594.22, 147,119.28 and 63,576.47 is: 87,747.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,594.22 : 147,119.28 = 63,576.47 : x
  2. Step 2: Convert to fraction form
    106,594.22/147,119.28 = 63,576.47/x
  3. Step 3: Cross multiply
    106,594.22x = 147,119.28 × 63,576.47
  4. Step 4: Simplify right side
    106,594.22x = 9,353,324,491.34
  5. Step 5: Solve for x
    x = 9,353,324,491.34/106,594.22
  6. Step 6: Final answer
    x = 87,747.01

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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.