Home / 205,230.54-283,215.37-114,587.89

Finding the Fourth Proportional to 205,230.54, 283,215.37 and 114,587.89

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Solution

The fourth proportional to 205,230.54, 283,215.37 and 114,587.89 is: 158,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,230.54 : 283,215.37 = 114,587.89 : x
  2. Step 2: Convert to fraction form
    205,230.54/283,215.37 = 114,587.89/x
  3. Step 3: Cross multiply
    205,230.54x = 283,215.37 × 114,587.89
  4. Step 4: Simplify right side
    205,230.54x = 32,453,051,663.87
  5. Step 5: Solve for x
    x = 32,453,051,663.87/205,230.54
  6. Step 6: Final answer
    x = 158,129.74

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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.