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Finding the Fourth Proportional to 110,772.01, 152,865.99 and 63,025.36

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Solution

The fourth proportional to 110,772.01, 152,865.99 and 63,025.36 is: 86,975.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,772.01 : 152,865.99 = 63,025.36 : x
  2. Step 2: Convert to fraction form
    110,772.01/152,865.99 = 63,025.36/x
  3. Step 3: Cross multiply
    110,772.01x = 152,865.99 × 63,025.36
  4. Step 4: Simplify right side
    110,772.01x = 9,634,433,604.29
  5. Step 5: Solve for x
    x = 9,634,433,604.29/110,772.01
  6. Step 6: Final answer
    x = 86,975.34

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1.5x scale

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.