Home / 86,034.09-118,706.27-50,203.65

Finding the Fourth Proportional to 86,034.09, 118,706.27 and 50,203.65

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Solution

The fourth proportional to 86,034.09, 118,706.27 and 50,203.65 is: 69,268.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,034.09 : 118,706.27 = 50,203.65 : x
  2. Step 2: Convert to fraction form
    86,034.09/118,706.27 = 50,203.65/x
  3. Step 3: Cross multiply
    86,034.09x = 118,706.27 × 50,203.65
  4. Step 4: Simplify right side
    86,034.09x = 5,959,487,672.37
  5. Step 5: Solve for x
    x = 5,959,487,672.37/86,034.09
  6. Step 6: Final answer
    x = 69,268.91

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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.