Home / 170,792.20-255,605.10-156,795.40

Finding the Fourth Proportional to 170,792.20, 255,605.10 and 156,795.40

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Solution

The fourth proportional to 170,792.20, 255,605.10 and 156,795.40 is: 234,657.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,792.20 : 255,605.10 = 156,795.40 : x
  2. Step 2: Convert to fraction form
    170,792.20/255,605.10 = 156,795.40/x
  3. Step 3: Cross multiply
    170,792.20x = 255,605.10 × 156,795.40
  4. Step 4: Simplify right side
    170,792.20x = 40,077,703,896.54
  5. Step 5: Solve for x
    x = 40,077,703,896.54/170,792.20
  6. Step 6: Final answer
    x = 234,657.69

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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.