Home / 163,922.92-245,799.78-75,100.30

Finding the Fourth Proportional to 163,922.92, 245,799.78 and 75,100.30

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Solution

The fourth proportional to 163,922.92, 245,799.78 and 75,100.30 is: 112,611.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,922.92 : 245,799.78 = 75,100.30 : x
  2. Step 2: Convert to fraction form
    163,922.92/245,799.78 = 75,100.30/x
  3. Step 3: Cross multiply
    163,922.92x = 245,799.78 × 75,100.30
  4. Step 4: Simplify right side
    163,922.92x = 18,459,637,217.93
  5. Step 5: Solve for x
    x = 18,459,637,217.93/163,922.92
  6. Step 6: Final answer
    x = 112,611.69

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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.