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Finding the Fourth Proportional to 60,443.69, 90,680.91 and 35,504.83

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Solution

The fourth proportional to 60,443.69, 90,680.91 and 35,504.83 is: 53,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,443.69 : 90,680.91 = 35,504.83 : x
  2. Step 2: Convert to fraction form
    60,443.69/90,680.91 = 35,504.83/x
  3. Step 3: Cross multiply
    60,443.69x = 90,680.91 × 35,504.83
  4. Step 4: Simplify right side
    60,443.69x = 3,219,610,155.86
  5. Step 5: Solve for x
    x = 3,219,610,155.86/60,443.69
  6. Step 6: Final answer
    x = 53,266.27

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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.