Home / 286,166.23-394,909.08-158,841.52

Finding the Fourth Proportional to 286,166.23, 394,909.08 and 158,841.52

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Solution

The fourth proportional to 286,166.23, 394,909.08 and 158,841.52 is: 219,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,166.23 : 394,909.08 = 158,841.52 : x
  2. Step 2: Convert to fraction form
    286,166.23/394,909.08 = 158,841.52/x
  3. Step 3: Cross multiply
    286,166.23x = 394,909.08 × 158,841.52
  4. Step 4: Simplify right side
    286,166.23x = 62,727,958,529.00
  5. Step 5: Solve for x
    x = 62,727,958,529.00/286,166.23
  6. Step 6: Final answer
    x = 219,201.12

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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.