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Finding the Fourth Proportional to 110,365.76, 165,323.94 and 101,170.10

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Solution

The fourth proportional to 110,365.76, 165,323.94 and 101,170.10 is: 151,549.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,365.76 : 165,323.94 = 101,170.10 : x
  2. Step 2: Convert to fraction form
    110,365.76/165,323.94 = 101,170.10/x
  3. Step 3: Cross multiply
    110,365.76x = 165,323.94 × 101,170.10
  4. Step 4: Simplify right side
    110,365.76x = 16,725,838,715.57
  5. Step 5: Solve for x
    x = 16,725,838,715.57/110,365.76
  6. Step 6: Final answer
    x = 151,549.17

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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.