Home / 106,036.02-158,922.72-53,416.80

Finding the Fourth Proportional to 106,036.02, 158,922.72 and 53,416.80

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Solution

The fourth proportional to 106,036.02, 158,922.72 and 53,416.80 is: 80,059.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,036.02 : 158,922.72 = 53,416.80 : x
  2. Step 2: Convert to fraction form
    106,036.02/158,922.72 = 53,416.80/x
  3. Step 3: Cross multiply
    106,036.02x = 158,922.72 × 53,416.80
  4. Step 4: Simplify right side
    106,036.02x = 8,489,143,149.70
  5. Step 5: Solve for x
    x = 8,489,143,149.70/106,036.02
  6. Step 6: Final answer
    x = 80,059.05

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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.