Home / 291,929.54-402,853.63-171,151.27

Finding the Fourth Proportional to 291,929.54, 402,853.63 and 171,151.27

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Solution

The fourth proportional to 291,929.54, 402,853.63 and 171,151.27 is: 236,183.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,929.54 : 402,853.63 = 171,151.27 : x
  2. Step 2: Convert to fraction form
    291,929.54/402,853.63 = 171,151.27/x
  3. Step 3: Cross multiply
    291,929.54x = 402,853.63 × 171,151.27
  4. Step 4: Simplify right side
    291,929.54x = 68,948,910,398.61
  5. Step 5: Solve for x
    x = 68,948,910,398.61/291,929.54
  6. Step 6: Final answer
    x = 236,183.40

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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.