Home / 205,466.08-283,015.86-144,930.34

Finding the Fourth Proportional to 205,466.08, 283,015.86 and 144,930.34

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Solution

The fourth proportional to 205,466.08, 283,015.86 and 144,930.34 is: 199,631.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,466.08 : 283,015.86 = 144,930.34 : x
  2. Step 2: Convert to fraction form
    205,466.08/283,015.86 = 144,930.34/x
  3. Step 3: Cross multiply
    205,466.08x = 283,015.86 × 144,930.34
  4. Step 4: Simplify right side
    205,466.08x = 41,017,584,815.19
  5. Step 5: Solve for x
    x = 41,017,584,815.19/205,466.08
  6. Step 6: Final answer
    x = 199,631.90

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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.