Home / 112,206.92-168,164.91-45,569

Finding the Fourth Proportional to 112,206.92, 168,164.91 and 45,569

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Solution

The fourth proportional to 112,206.92, 168,164.91 and 45,569 is: 68,294.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,206.92 : 168,164.91 = 45,569 : x
  2. Step 2: Convert to fraction form
    112,206.92/168,164.91 = 45,569/x
  3. Step 3: Cross multiply
    112,206.92x = 168,164.91 × 45,569
  4. Step 4: Simplify right side
    112,206.92x = 7,663,106,783.79
  5. Step 5: Solve for x
    x = 7,663,106,783.79/112,206.92
  6. Step 6: Final answer
    x = 68,294.42

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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.