Home / 302,011.77-416,779.09-166,046.66

Finding the Fourth Proportional to 302,011.77, 416,779.09 and 166,046.66

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Solution

The fourth proportional to 302,011.77, 416,779.09 and 166,046.66 is: 229,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,011.77 : 416,779.09 = 166,046.66 : x
  2. Step 2: Convert to fraction form
    302,011.77/416,779.09 = 166,046.66/x
  3. Step 3: Cross multiply
    302,011.77x = 416,779.09 × 166,046.66
  4. Step 4: Simplify right side
    302,011.77x = 69,204,773,353.33
  5. Step 5: Solve for x
    x = 69,204,773,353.33/302,011.77
  6. Step 6: Final answer
    x = 229,145.95

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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.