Home / 234,481.81-323,585.19-127,051.76

Finding the Fourth Proportional to 234,481.81, 323,585.19 and 127,051.76

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Solution

The fourth proportional to 234,481.81, 323,585.19 and 127,051.76 is: 175,331.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,481.81 : 323,585.19 = 127,051.76 : x
  2. Step 2: Convert to fraction form
    234,481.81/323,585.19 = 127,051.76/x
  3. Step 3: Cross multiply
    234,481.81x = 323,585.19 × 127,051.76
  4. Step 4: Simplify right side
    234,481.81x = 41,112,065,646.25
  5. Step 5: Solve for x
    x = 41,112,065,646.25/234,481.81
  6. Step 6: Final answer
    x = 175,331.58

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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.