Home / 134,932.80-202,269.60-104,930.40

Finding the Fourth Proportional to 134,932.80, 202,269.60 and 104,930.40

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Solution

The fourth proportional to 134,932.80, 202,269.60 and 104,930.40 is: 157,294.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,932.80 : 202,269.60 = 104,930.40 : x
  2. Step 2: Convert to fraction form
    134,932.80/202,269.60 = 104,930.40/x
  3. Step 3: Cross multiply
    134,932.80x = 202,269.60 × 104,930.40
  4. Step 4: Simplify right side
    134,932.80x = 21,224,230,035.84
  5. Step 5: Solve for x
    x = 21,224,230,035.84/134,932.80
  6. Step 6: Final answer
    x = 157,294.82

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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.