Home / 207,348.04-285,878.73-135,614.44

Finding the Fourth Proportional to 207,348.04, 285,878.73 and 135,614.44

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Solution

The fourth proportional to 207,348.04, 285,878.73 and 135,614.44 is: 186,976.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,348.04 : 285,878.73 = 135,614.44 : x
  2. Step 2: Convert to fraction form
    207,348.04/285,878.73 = 135,614.44/x
  3. Step 3: Cross multiply
    207,348.04x = 285,878.73 × 135,614.44
  4. Step 4: Simplify right side
    207,348.04x = 38,769,283,876.86
  5. Step 5: Solve for x
    x = 38,769,283,876.86/207,348.04
  6. Step 6: Final answer
    x = 186,976.85

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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.