Home / 86,479.56-119,371.54-50,681.16

Finding the Fourth Proportional to 86,479.56, 119,371.54 and 50,681.16

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Solution

The fourth proportional to 86,479.56, 119,371.54 and 50,681.16 is: 69,957.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,479.56 : 119,371.54 = 50,681.16 : x
  2. Step 2: Convert to fraction form
    86,479.56/119,371.54 = 50,681.16/x
  3. Step 3: Cross multiply
    86,479.56x = 119,371.54 × 50,681.16
  4. Step 4: Simplify right side
    86,479.56x = 6,049,888,118.19
  5. Step 5: Solve for x
    x = 6,049,888,118.19/86,479.56
  6. Step 6: Final answer
    x = 69,957.43

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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.