Home / 85,041.19-117,371.23-49,252.96

Finding the Fourth Proportional to 85,041.19, 117,371.23 and 49,252.96

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Solution

The fourth proportional to 85,041.19, 117,371.23 and 49,252.96 is: 67,977.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,041.19 : 117,371.23 = 49,252.96 : x
  2. Step 2: Convert to fraction form
    85,041.19/117,371.23 = 49,252.96/x
  3. Step 3: Cross multiply
    85,041.19x = 117,371.23 × 49,252.96
  4. Step 4: Simplify right side
    85,041.19x = 5,780,880,519.92
  5. Step 5: Solve for x
    x = 5,780,880,519.92/85,041.19
  6. Step 6: Final answer
    x = 67,977.42

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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.