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Finding the Fourth Proportional to 68,000.16, 101,973.78 and 23,009.48

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Solution

The fourth proportional to 68,000.16, 101,973.78 and 23,009.48 is: 34,505.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,000.16 : 101,973.78 = 23,009.48 : x
  2. Step 2: Convert to fraction form
    68,000.16/101,973.78 = 23,009.48/x
  3. Step 3: Cross multiply
    68,000.16x = 101,973.78 × 23,009.48
  4. Step 4: Simplify right side
    68,000.16x = 2,346,363,141.57
  5. Step 5: Solve for x
    x = 2,346,363,141.57/68,000.16
  6. Step 6: Final answer
    x = 34,505.26

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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.