Home / 86,826.69-119,821.41-50,549.76

Finding the Fourth Proportional to 86,826.69, 119,821.41 and 50,549.76

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Solution

The fourth proportional to 86,826.69, 119,821.41 and 50,549.76 is: 69,759.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,826.69 : 119,821.41 = 50,549.76 : x
  2. Step 2: Convert to fraction form
    86,826.69/119,821.41 = 50,549.76/x
  3. Step 3: Cross multiply
    86,826.69x = 119,821.41 × 50,549.76
  4. Step 4: Simplify right side
    86,826.69x = 6,056,943,518.36
  5. Step 5: Solve for x
    x = 6,056,943,518.36/86,826.69
  6. Step 6: Final answer
    x = 69,759.01

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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.