Home / 106,524.02-159,589.20-53,807.60

Finding the Fourth Proportional to 106,524.02, 159,589.20 and 53,807.60

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Solution

The fourth proportional to 106,524.02, 159,589.20 and 53,807.60 is: 80,611.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,524.02 : 159,589.20 = 53,807.60 : x
  2. Step 2: Convert to fraction form
    106,524.02/159,589.20 = 53,807.60/x
  3. Step 3: Cross multiply
    106,524.02x = 159,589.20 × 53,807.60
  4. Step 4: Simplify right side
    106,524.02x = 8,587,111,837.92
  5. Step 5: Solve for x
    x = 8,587,111,837.92/106,524.02
  6. Step 6: Final answer
    x = 80,611.98

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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.