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Finding the Fourth Proportional to 58,173.74, 87,304.08 and 22,640.66

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Solution

The fourth proportional to 58,173.74, 87,304.08 and 22,640.66 is: 33,977.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,173.74 : 87,304.08 = 22,640.66 : x
  2. Step 2: Convert to fraction form
    58,173.74/87,304.08 = 22,640.66/x
  3. Step 3: Cross multiply
    58,173.74x = 87,304.08 × 22,640.66
  4. Step 4: Simplify right side
    58,173.74x = 1,976,621,991.89
  5. Step 5: Solve for x
    x = 1,976,621,991.89/58,173.74
  6. Step 6: Final answer
    x = 33,977.91

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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.