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Finding the Fourth Proportional to 60,238.66, 83,129.84 and 33,381.62

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Solution

The fourth proportional to 60,238.66, 83,129.84 and 33,381.62 is: 46,066.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,238.66 : 83,129.84 = 33,381.62 : x
  2. Step 2: Convert to fraction form
    60,238.66/83,129.84 = 33,381.62/x
  3. Step 3: Cross multiply
    60,238.66x = 83,129.84 × 33,381.62
  4. Step 4: Simplify right side
    60,238.66x = 2,775,008,146.98
  5. Step 5: Solve for x
    x = 2,775,008,146.98/60,238.66
  6. Step 6: Final answer
    x = 46,066.90

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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.