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Finding the Fourth Proportional to 73,726.92, 110,623.05 and 38,658.24

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Solution

The fourth proportional to 73,726.92, 110,623.05 and 38,658.24 is: 58,004.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,726.92 : 110,623.05 = 38,658.24 : x
  2. Step 2: Convert to fraction form
    73,726.92/110,623.05 = 38,658.24/x
  3. Step 3: Cross multiply
    73,726.92x = 110,623.05 × 38,658.24
  4. Step 4: Simplify right side
    73,726.92x = 4,276,492,416.43
  5. Step 5: Solve for x
    x = 4,276,492,416.43/73,726.92
  6. Step 6: Final answer
    x = 58,004.49

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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.