Home / 112,169.07-168,252.39-64,855.35

Finding the Fourth Proportional to 112,169.07, 168,252.39 and 64,855.35

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Solution

The fourth proportional to 112,169.07, 168,252.39 and 64,855.35 is: 97,282.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,169.07 : 168,252.39 = 64,855.35 : x
  2. Step 2: Convert to fraction form
    112,169.07/168,252.39 = 64,855.35/x
  3. Step 3: Cross multiply
    112,169.07x = 168,252.39 × 64,855.35
  4. Step 4: Simplify right side
    112,169.07x = 10,912,067,641.79
  5. Step 5: Solve for x
    x = 10,912,067,641.79/112,169.07
  6. Step 6: Final answer
    x = 97,282.32

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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.