Home / 284,119.44-392,074.56-156,792.30

Finding the Fourth Proportional to 284,119.44, 392,074.56 and 156,792.30

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Solution

The fourth proportional to 284,119.44, 392,074.56 and 156,792.30 is: 216,367.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,119.44 : 392,074.56 = 156,792.30 : x
  2. Step 2: Convert to fraction form
    284,119.44/392,074.56 = 156,792.30/x
  3. Step 3: Cross multiply
    284,119.44x = 392,074.56 × 156,792.30
  4. Step 4: Simplify right side
    284,119.44x = 61,474,272,033.89
  5. Step 5: Solve for x
    x = 61,474,272,033.89/284,119.44
  6. Step 6: Final answer
    x = 216,367.71

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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.