Home / 151,046.80-226,421.40-84,518.80

Finding the Fourth Proportional to 151,046.80, 226,421.40 and 84,518.80

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Solution

The fourth proportional to 151,046.80, 226,421.40 and 84,518.80 is: 126,694.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,046.80 : 226,421.40 = 84,518.80 : x
  2. Step 2: Convert to fraction form
    151,046.80/226,421.40 = 84,518.80/x
  3. Step 3: Cross multiply
    151,046.80x = 226,421.40 × 84,518.80
  4. Step 4: Simplify right side
    151,046.80x = 19,136,865,022.32
  5. Step 5: Solve for x
    x = 19,136,865,022.32/151,046.80
  6. Step 6: Final answer
    x = 126,694.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.