Home / 82,638.19-114,041.61-44,912.44

Finding the Fourth Proportional to 82,638.19, 114,041.61 and 44,912.44

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Solution

The fourth proportional to 82,638.19, 114,041.61 and 44,912.44 is: 61,979.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,638.19 : 114,041.61 = 44,912.44 : x
  2. Step 2: Convert to fraction form
    82,638.19/114,041.61 = 44,912.44/x
  3. Step 3: Cross multiply
    82,638.19x = 114,041.61 × 44,912.44
  4. Step 4: Simplify right side
    82,638.19x = 5,121,886,681.52
  5. Step 5: Solve for x
    x = 5,121,886,681.52/82,638.19
  6. Step 6: Final answer
    x = 61,979.66

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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.