Home / 127,637.37-191,456.01-34,140.69

Finding the Fourth Proportional to 127,637.37, 191,456.01 and 34,140.69

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Solution

The fourth proportional to 127,637.37, 191,456.01 and 34,140.69 is: 51,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,637.37 : 191,456.01 = 34,140.69 : x
  2. Step 2: Convert to fraction form
    127,637.37/191,456.01 = 34,140.69/x
  3. Step 3: Cross multiply
    127,637.37x = 191,456.01 × 34,140.69
  4. Step 4: Simplify right side
    127,637.37x = 6,536,440,286.05
  5. Step 5: Solve for x
    x = 6,536,440,286.05/127,637.37
  6. Step 6: Final answer
    x = 51,211.02

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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.