Home / 101,504.27-140,072.31-56,182.34

Finding the Fourth Proportional to 101,504.27, 140,072.31 and 56,182.34

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Solution

The fourth proportional to 101,504.27, 140,072.31 and 56,182.34 is: 77,529.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,504.27 : 140,072.31 = 56,182.34 : x
  2. Step 2: Convert to fraction form
    101,504.27/140,072.31 = 56,182.34/x
  3. Step 3: Cross multiply
    101,504.27x = 140,072.31 × 56,182.34
  4. Step 4: Simplify right side
    101,504.27x = 7,869,589,585.10
  5. Step 5: Solve for x
    x = 7,869,589,585.10/101,504.27
  6. Step 6: Final answer
    x = 77,529.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.