Home / 86,632.77-119,552.31-50,815.92

Finding the Fourth Proportional to 86,632.77, 119,552.31 and 50,815.92

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Solution

The fourth proportional to 86,632.77, 119,552.31 and 50,815.92 is: 70,125.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,632.77 : 119,552.31 = 50,815.92 : x
  2. Step 2: Convert to fraction form
    86,632.77/119,552.31 = 50,815.92/x
  3. Step 3: Cross multiply
    86,632.77x = 119,552.31 × 50,815.92
  4. Step 4: Simplify right side
    86,632.77x = 6,075,160,620.78
  5. Step 5: Solve for x
    x = 6,075,160,620.78/86,632.77
  6. Step 6: Final answer
    x = 70,125.43

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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.