Home / 284,183.73-392,173.59-156,859.36

Finding the Fourth Proportional to 284,183.73, 392,173.59 and 156,859.36

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Solution

The fourth proportional to 284,183.73, 392,173.59 and 156,859.36 is: 216,465.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,183.73 : 392,173.59 = 156,859.36 : x
  2. Step 2: Convert to fraction form
    284,183.73/392,173.59 = 156,859.36/x
  3. Step 3: Cross multiply
    284,183.73x = 392,173.59 × 156,859.36
  4. Step 4: Simplify right side
    284,183.73x = 61,516,098,336.30
  5. Step 5: Solve for x
    x = 61,516,098,336.30/284,183.73
  6. Step 6: Final answer
    x = 216,465.94

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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.