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Finding the Fourth Proportional to 110,267.65, 165,402.75 and 104,889.68

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Solution

The fourth proportional to 110,267.65, 165,402.75 and 104,889.68 is: 157,335.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,267.65 : 165,402.75 = 104,889.68 : x
  2. Step 2: Convert to fraction form
    110,267.65/165,402.75 = 104,889.68/x
  3. Step 3: Cross multiply
    110,267.65x = 165,402.75 × 104,889.68
  4. Step 4: Simplify right side
    110,267.65x = 17,349,041,705.20
  5. Step 5: Solve for x
    x = 17,349,041,705.20/110,267.65
  6. Step 6: Final answer
    x = 157,335.73

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1.5x scale

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.