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Finding the Fourth Proportional to 73,842.75, 101,903.04 and 45,564.84

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Solution

The fourth proportional to 73,842.75, 101,903.04 and 45,564.84 is: 62,879.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,842.75 : 101,903.04 = 45,564.84 : x
  2. Step 2: Convert to fraction form
    73,842.75/101,903.04 = 45,564.84/x
  3. Step 3: Cross multiply
    73,842.75x = 101,903.04 × 45,564.84
  4. Step 4: Simplify right side
    73,842.75x = 4,643,195,713.11
  5. Step 5: Solve for x
    x = 4,643,195,713.11/73,842.75
  6. Step 6: Final answer
    x = 62,879.51

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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.