Home / 169,609.68-234,065.58-93,136.32

Finding the Fourth Proportional to 169,609.68, 234,065.58 and 93,136.32

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Solution

The fourth proportional to 169,609.68, 234,065.58 and 93,136.32 is: 128,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,609.68 : 234,065.58 = 93,136.32 : x
  2. Step 2: Convert to fraction form
    169,609.68/234,065.58 = 93,136.32/x
  3. Step 3: Cross multiply
    169,609.68x = 234,065.58 × 93,136.32
  4. Step 4: Simplify right side
    169,609.68x = 21,800,006,759.87
  5. Step 5: Solve for x
    x = 21,800,006,759.87/169,609.68
  6. Step 6: Final answer
    x = 128,530.44

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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.