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Finding the Fourth Proportional to 44,999.33, 67,500.81 and 15,420.16

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Solution

The fourth proportional to 44,999.33, 67,500.81 and 15,420.16 is: 23,130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,999.33 : 67,500.81 = 15,420.16 : x
  2. Step 2: Convert to fraction form
    44,999.33/67,500.81 = 15,420.16/x
  3. Step 3: Cross multiply
    44,999.33x = 67,500.81 × 15,420.16
  4. Step 4: Simplify right side
    44,999.33x = 1,040,872,952.83
  5. Step 5: Solve for x
    x = 1,040,872,952.83/44,999.33
  6. Step 6: Final answer
    x = 23,130.85

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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.