Home / 86,476.56-119,367.40-50,678.16

Finding the Fourth Proportional to 86,476.56, 119,367.40 and 50,678.16

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Solution

The fourth proportional to 86,476.56, 119,367.40 and 50,678.16 is: 69,953.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,476.56 : 119,367.40 = 50,678.16 : x
  2. Step 2: Convert to fraction form
    86,476.56/119,367.40 = 50,678.16/x
  3. Step 3: Cross multiply
    86,476.56x = 119,367.40 × 50,678.16
  4. Step 4: Simplify right side
    86,476.56x = 6,049,320,195.98
  5. Step 5: Solve for x
    x = 6,049,320,195.98/86,476.56
  6. Step 6: Final answer
    x = 69,953.29

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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.