Home / 283,927.60-391,819.26-163,076.68

Finding the Fourth Proportional to 283,927.60, 391,819.26 and 163,076.68

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Solution

The fourth proportional to 283,927.60, 391,819.26 and 163,076.68 is: 225,045.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,927.60 : 391,819.26 = 163,076.68 : x
  2. Step 2: Convert to fraction form
    283,927.60/391,819.26 = 163,076.68/x
  3. Step 3: Cross multiply
    283,927.60x = 391,819.26 × 163,076.68
  4. Step 4: Simplify right side
    283,927.60x = 63,896,584,080.86
  5. Step 5: Solve for x
    x = 63,896,584,080.86/283,927.60
  6. Step 6: Final answer
    x = 225,045.34

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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.