Home / 114,728.47-172,033.61-51,494.38

Finding the Fourth Proportional to 114,728.47, 172,033.61 and 51,494.38

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Solution

The fourth proportional to 114,728.47, 172,033.61 and 51,494.38 is: 77,215.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,728.47 : 172,033.61 = 51,494.38 : x
  2. Step 2: Convert to fraction form
    114,728.47/172,033.61 = 51,494.38/x
  3. Step 3: Cross multiply
    114,728.47x = 172,033.61 × 51,494.38
  4. Step 4: Simplify right side
    114,728.47x = 8,858,764,366.24
  5. Step 5: Solve for x
    x = 8,858,764,366.24/114,728.47
  6. Step 6: Final answer
    x = 77,215.05

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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.