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Finding the Fourth Proportional to 73,694.01, 101,774.93 and 50,783.40

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Solution

The fourth proportional to 73,694.01, 101,774.93 and 50,783.40 is: 70,134.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,694.01 : 101,774.93 = 50,783.40 : x
  2. Step 2: Convert to fraction form
    73,694.01/101,774.93 = 50,783.40/x
  3. Step 3: Cross multiply
    73,694.01x = 101,774.93 × 50,783.40
  4. Step 4: Simplify right side
    73,694.01x = 5,168,476,726.25
  5. Step 5: Solve for x
    x = 5,168,476,726.25/73,694.01
  6. Step 6: Final answer
    x = 70,134.29

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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.