Home / 112,506.89-168,843.38-53,342.73

Finding the Fourth Proportional to 112,506.89, 168,843.38 and 53,342.73

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Solution

The fourth proportional to 112,506.89, 168,843.38 and 53,342.73 is: 80,053.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,506.89 : 168,843.38 = 53,342.73 : x
  2. Step 2: Convert to fraction form
    112,506.89/168,843.38 = 53,342.73/x
  3. Step 3: Cross multiply
    112,506.89x = 168,843.38 × 53,342.73
  4. Step 4: Simplify right side
    112,506.89x = 9,006,566,564.91
  5. Step 5: Solve for x
    x = 9,006,566,564.91/112,506.89
  6. Step 6: Final answer
    x = 80,053.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.