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Finding the Fourth Proportional to 60,018.64, 89,960.12 and 36,593.68

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Solution

The fourth proportional to 60,018.64, 89,960.12 and 36,593.68 is: 54,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,018.64 : 89,960.12 = 36,593.68 : x
  2. Step 2: Convert to fraction form
    60,018.64/89,960.12 = 36,593.68/x
  3. Step 3: Cross multiply
    60,018.64x = 89,960.12 × 36,593.68
  4. Step 4: Simplify right side
    60,018.64x = 3,291,971,844.04
  5. Step 5: Solve for x
    x = 3,291,971,844.04/60,018.64
  6. Step 6: Final answer
    x = 54,849.16

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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.