Home / 170,056.20-255,084.30-95,406.60

Finding the Fourth Proportional to 170,056.20, 255,084.30 and 95,406.60

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Solution

The fourth proportional to 170,056.20, 255,084.30 and 95,406.60 is: 143,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,056.20 : 255,084.30 = 95,406.60 : x
  2. Step 2: Convert to fraction form
    170,056.20/255,084.30 = 95,406.60/x
  3. Step 3: Cross multiply
    170,056.20x = 255,084.30 × 95,406.60
  4. Step 4: Simplify right side
    170,056.20x = 24,336,725,776.38
  5. Step 5: Solve for x
    x = 24,336,725,776.38/170,056.20
  6. Step 6: Final answer
    x = 143,109.90

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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.