Home / 127,616.29-191,409.85-34,129.33

Finding the Fourth Proportional to 127,616.29, 191,409.85 and 34,129.33

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Solution

The fourth proportional to 127,616.29, 191,409.85 and 34,129.33 is: 51,190.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,616.29 : 191,409.85 = 34,129.33 : x
  2. Step 2: Convert to fraction form
    127,616.29/191,409.85 = 34,129.33/x
  3. Step 3: Cross multiply
    127,616.29x = 191,409.85 × 34,129.33
  4. Step 4: Simplify right side
    127,616.29x = 6,532,689,935.90
  5. Step 5: Solve for x
    x = 6,532,689,935.90/127,616.29
  6. Step 6: Final answer
    x = 51,190.09

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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.