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Finding the Fourth Proportional to 67,000.93, 100,501.29 and 52,220.93

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Solution

The fourth proportional to 67,000.93, 100,501.29 and 52,220.93 is: 78,331.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,000.93 : 100,501.29 = 52,220.93 : x
  2. Step 2: Convert to fraction form
    67,000.93/100,501.29 = 52,220.93/x
  3. Step 3: Cross multiply
    67,000.93x = 100,501.29 × 52,220.93
  4. Step 4: Simplify right side
    67,000.93x = 5,248,270,568.90
  5. Step 5: Solve for x
    x = 5,248,270,568.90/67,000.93
  6. Step 6: Final answer
    x = 78,331.31

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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.