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Finding the Fourth Proportional to 58,855.74, 81,233.59 and 36,213.98

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Solution

The fourth proportional to 58,855.74, 81,233.59 and 36,213.98 is: 49,983.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,855.74 : 81,233.59 = 36,213.98 : x
  2. Step 2: Convert to fraction form
    58,855.74/81,233.59 = 36,213.98/x
  3. Step 3: Cross multiply
    58,855.74x = 81,233.59 × 36,213.98
  4. Step 4: Simplify right side
    58,855.74x = 2,941,791,603.59
  5. Step 5: Solve for x
    x = 2,941,791,603.59/58,855.74
  6. Step 6: Final answer
    x = 49,983.09

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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.