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Finding the Fourth Proportional to 163,735.20, 245,614.14 and 63,862.20

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Solution

The fourth proportional to 163,735.20, 245,614.14 and 63,862.20 is: 95,797.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,735.20 : 245,614.14 = 63,862.20 : x
  2. Step 2: Convert to fraction form
    163,735.20/245,614.14 = 63,862.20/x
  3. Step 3: Cross multiply
    163,735.20x = 245,614.14 × 63,862.20
  4. Step 4: Simplify right side
    163,735.20x = 15,685,459,331.51
  5. Step 5: Solve for x
    x = 15,685,459,331.51/163,735.20
  6. Step 6: Final answer
    x = 95,797.72

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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.