Home / 171,382.63-236,506.39-98,758.84

Finding the Fourth Proportional to 171,382.63, 236,506.39 and 98,758.84

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Solution

The fourth proportional to 171,382.63, 236,506.39 and 98,758.84 is: 136,286.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,382.63 : 236,506.39 = 98,758.84 : x
  2. Step 2: Convert to fraction form
    171,382.63/236,506.39 = 98,758.84/x
  3. Step 3: Cross multiply
    171,382.63x = 236,506.39 × 98,758.84
  4. Step 4: Simplify right side
    171,382.63x = 23,357,096,728.99
  5. Step 5: Solve for x
    x = 23,357,096,728.99/171,382.63
  6. Step 6: Final answer
    x = 136,286.25

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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.