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Finding the Fourth Proportional to 58,293.70, 87,440.55 and 36,175.30

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Solution

The fourth proportional to 58,293.70, 87,440.55 and 36,175.30 is: 54,262.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,293.70 : 87,440.55 = 36,175.30 : x
  2. Step 2: Convert to fraction form
    58,293.70/87,440.55 = 36,175.30/x
  3. Step 3: Cross multiply
    58,293.70x = 87,440.55 × 36,175.30
  4. Step 4: Simplify right side
    58,293.70x = 3,163,188,128.42
  5. Step 5: Solve for x
    x = 3,163,188,128.42/58,293.70
  6. Step 6: Final answer
    x = 54,262.95

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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.