Home / 283,828.32-391,709.36-162,985.44

Finding the Fourth Proportional to 283,828.32, 391,709.36 and 162,985.44

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Solution

The fourth proportional to 283,828.32, 391,709.36 and 162,985.44 is: 224,935.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,828.32 : 391,709.36 = 162,985.44 : x
  2. Step 2: Convert to fraction form
    283,828.32/391,709.36 = 162,985.44/x
  3. Step 3: Cross multiply
    283,828.32x = 391,709.36 × 162,985.44
  4. Step 4: Simplify right side
    283,828.32x = 63,842,922,391.72
  5. Step 5: Solve for x
    x = 63,842,922,391.72/283,828.32
  6. Step 6: Final answer
    x = 224,935.00

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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.