Home / 283,826.09-391,736.76-163,050.23

Finding the Fourth Proportional to 283,826.09, 391,736.76 and 163,050.23

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Solution

The fourth proportional to 283,826.09, 391,736.76 and 163,050.23 is: 225,041.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,826.09 : 391,736.76 = 163,050.23 : x
  2. Step 2: Convert to fraction form
    283,826.09/391,736.76 = 163,050.23/x
  3. Step 3: Cross multiply
    283,826.09x = 391,736.76 × 163,050.23
  4. Step 4: Simplify right side
    283,826.09x = 63,872,769,185.36
  5. Step 5: Solve for x
    x = 63,872,769,185.36/283,826.09
  6. Step 6: Final answer
    x = 225,041.92

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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.