Home / 170,667.80-256,196.10-100,586.60

Finding the Fourth Proportional to 170,667.80, 256,196.10 and 100,586.60

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Solution

The fourth proportional to 170,667.80, 256,196.10 and 100,586.60 is: 150,994.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,667.80 : 256,196.10 = 100,586.60 : x
  2. Step 2: Convert to fraction form
    170,667.80/256,196.10 = 100,586.60/x
  3. Step 3: Cross multiply
    170,667.80x = 256,196.10 × 100,586.60
  4. Step 4: Simplify right side
    170,667.80x = 25,769,894,632.26
  5. Step 5: Solve for x
    x = 25,769,894,632.26/170,667.80
  6. Step 6: Final answer
    x = 150,994.47

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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.