Home / 86,653.45-119,576.05-50,351.68

Finding the Fourth Proportional to 86,653.45, 119,576.05 and 50,351.68

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Solution

The fourth proportional to 86,653.45, 119,576.05 and 50,351.68 is: 69,482.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,653.45 : 119,576.05 = 50,351.68 : x
  2. Step 2: Convert to fraction form
    86,653.45/119,576.05 = 50,351.68/x
  3. Step 3: Cross multiply
    86,653.45x = 119,576.05 × 50,351.68
  4. Step 4: Simplify right side
    86,653.45x = 6,020,855,005.26
  5. Step 5: Solve for x
    x = 6,020,855,005.26/86,653.45
  6. Step 6: Final answer
    x = 69,482.00

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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.