Home / 170,733.20-255,516.60-156,736.40

Finding the Fourth Proportional to 170,733.20, 255,516.60 and 156,736.40

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Solution

The fourth proportional to 170,733.20, 255,516.60 and 156,736.40 is: 234,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,733.20 : 255,516.60 = 156,736.40 : x
  2. Step 2: Convert to fraction form
    170,733.20/255,516.60 = 156,736.40/x
  3. Step 3: Cross multiply
    170,733.20x = 255,516.60 × 156,736.40
  4. Step 4: Simplify right side
    170,733.20x = 40,048,752,024.24
  5. Step 5: Solve for x
    x = 40,048,752,024.24/170,733.20
  6. Step 6: Final answer
    x = 234,569.21

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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.