Home / 205,454.33-283,555.11-118,237.58

Finding the Fourth Proportional to 205,454.33, 283,555.11 and 118,237.58

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Solution

The fourth proportional to 205,454.33, 283,555.11 and 118,237.58 is: 163,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,454.33 : 283,555.11 = 118,237.58 : x
  2. Step 2: Convert to fraction form
    205,454.33/283,555.11 = 118,237.58/x
  3. Step 3: Cross multiply
    205,454.33x = 283,555.11 × 118,237.58
  4. Step 4: Simplify right side
    205,454.33x = 33,526,870,003.03
  5. Step 5: Solve for x
    x = 33,526,870,003.03/205,454.33
  6. Step 6: Final answer
    x = 163,184.05

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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.