Home / 283,727.04-391,536.96-156,399.36

Finding the Fourth Proportional to 283,727.04, 391,536.96 and 156,399.36

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Solution

The fourth proportional to 283,727.04, 391,536.96 and 156,399.36 is: 215,827.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,727.04 : 391,536.96 = 156,399.36 : x
  2. Step 2: Convert to fraction form
    283,727.04/391,536.96 = 156,399.36/x
  3. Step 3: Cross multiply
    283,727.04x = 391,536.96 × 156,399.36
  4. Step 4: Simplify right side
    283,727.04x = 61,236,129,960.35
  5. Step 5: Solve for x
    x = 61,236,129,960.35/283,727.04
  6. Step 6: Final answer
    x = 215,827.61

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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.