Home / 283,826.12-391,736.76-163,050.32

Finding the Fourth Proportional to 283,826.12, 391,736.76 and 163,050.32

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Solution

The fourth proportional to 283,826.12, 391,736.76 and 163,050.32 is: 225,042.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,826.12 : 391,736.76 = 163,050.32 : x
  2. Step 2: Convert to fraction form
    283,826.12/391,736.76 = 163,050.32/x
  3. Step 3: Cross multiply
    283,826.12x = 391,736.76 × 163,050.32
  4. Step 4: Simplify right side
    283,826.12x = 63,872,804,073.76
  5. Step 5: Solve for x
    x = 63,872,804,073.76/283,826.12
  6. Step 6: Final answer
    x = 225,042.02

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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.