Home / 154,180.08-231,276.87-53,047.80

Finding the Fourth Proportional to 154,180.08, 231,276.87 and 53,047.80

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Solution

The fourth proportional to 154,180.08, 231,276.87 and 53,047.80 is: 79,574.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,180.08 : 231,276.87 = 53,047.80 : x
  2. Step 2: Convert to fraction form
    154,180.08/231,276.87 = 53,047.80/x
  3. Step 3: Cross multiply
    154,180.08x = 231,276.87 × 53,047.80
  4. Step 4: Simplify right side
    154,180.08x = 12,268,729,144.39
  5. Step 5: Solve for x
    x = 12,268,729,144.39/154,180.08
  6. Step 6: Final answer
    x = 79,574.02

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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.