Home / 283,873.31-391,731.98-162,929.47

Finding the Fourth Proportional to 283,873.31, 391,731.98 and 162,929.47

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Solution

The fourth proportional to 283,873.31, 391,731.98 and 162,929.47 is: 224,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,873.31 : 391,731.98 = 162,929.47 : x
  2. Step 2: Convert to fraction form
    283,873.31/391,731.98 = 162,929.47/x
  3. Step 3: Cross multiply
    283,873.31x = 391,731.98 × 162,929.47
  4. Step 4: Simplify right side
    283,873.31x = 63,824,683,883.45
  5. Step 5: Solve for x
    x = 63,824,683,883.45/283,873.31
  6. Step 6: Final answer
    x = 224,835.10

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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.