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Finding the Fourth Proportional to 59,093.70, 88,640.55 and 58,218.90

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Solution

The fourth proportional to 59,093.70, 88,640.55 and 58,218.90 is: 87,328.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,093.70 : 88,640.55 = 58,218.90 : x
  2. Step 2: Convert to fraction form
    59,093.70/88,640.55 = 58,218.90/x
  3. Step 3: Cross multiply
    59,093.70x = 88,640.55 × 58,218.90
  4. Step 4: Simplify right side
    59,093.70x = 5,160,555,316.40
  5. Step 5: Solve for x
    x = 5,160,555,316.40/59,093.70
  6. Step 6: Final answer
    x = 87,328.35

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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.