Home / 151,932.26-209,665.71-83,953.92

Finding the Fourth Proportional to 151,932.26, 209,665.71 and 83,953.92

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Solution

The fourth proportional to 151,932.26, 209,665.71 and 83,953.92 is: 115,855.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,932.26 : 209,665.71 = 83,953.92 : x
  2. Step 2: Convert to fraction form
    151,932.26/209,665.71 = 83,953.92/x
  3. Step 3: Cross multiply
    151,932.26x = 209,665.71 × 83,953.92
  4. Step 4: Simplify right side
    151,932.26x = 17,602,258,244.08
  5. Step 5: Solve for x
    x = 17,602,258,244.08/151,932.26
  6. Step 6: Final answer
    x = 115,855.97

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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.