Home / 234,083.50-350,977.63-128,976.28

Finding the Fourth Proportional to 234,083.50, 350,977.63 and 128,976.28

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Solution

The fourth proportional to 234,083.50, 350,977.63 and 128,976.28 is: 193,383.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,083.50 : 350,977.63 = 128,976.28 : x
  2. Step 2: Convert to fraction form
    234,083.50/350,977.63 = 128,976.28/x
  3. Step 3: Cross multiply
    234,083.50x = 350,977.63 × 128,976.28
  4. Step 4: Simplify right side
    234,083.50x = 45,267,788,435.74
  5. Step 5: Solve for x
    x = 45,267,788,435.74/234,083.50
  6. Step 6: Final answer
    x = 193,383.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.