Home / 205,457.04-283,524.30-120,572.28

Finding the Fourth Proportional to 205,457.04, 283,524.30 and 120,572.28

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Solution

The fourth proportional to 205,457.04, 283,524.30 and 120,572.28 is: 166,385.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,457.04 : 283,524.30 = 120,572.28 : x
  2. Step 2: Convert to fraction form
    205,457.04/283,524.30 = 120,572.28/x
  3. Step 3: Cross multiply
    205,457.04x = 283,524.30 × 120,572.28
  4. Step 4: Simplify right side
    205,457.04x = 34,185,171,286.40
  5. Step 5: Solve for x
    x = 34,185,171,286.40/205,457.04
  6. Step 6: Final answer
    x = 166,385.98

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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.