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Finding the Fourth Proportional to 73,735.60, 101,726.28 and 45,392.08

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Solution

The fourth proportional to 73,735.60, 101,726.28 and 45,392.08 is: 62,623.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,735.60 : 101,726.28 = 45,392.08 : x
  2. Step 2: Convert to fraction form
    73,735.60/101,726.28 = 45,392.08/x
  3. Step 3: Cross multiply
    73,735.60x = 101,726.28 × 45,392.08
  4. Step 4: Simplify right side
    73,735.60x = 4,617,567,439.86
  5. Step 5: Solve for x
    x = 4,617,567,439.86/73,735.60
  6. Step 6: Final answer
    x = 62,623.31

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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.