Home / 127,592.20-191,388.30-57,608.20

Finding the Fourth Proportional to 127,592.20, 191,388.30 and 57,608.20

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Solution

The fourth proportional to 127,592.20, 191,388.30 and 57,608.20 is: 86,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,592.20 : 191,388.30 = 57,608.20 : x
  2. Step 2: Convert to fraction form
    127,592.20/191,388.30 = 57,608.20/x
  3. Step 3: Cross multiply
    127,592.20x = 191,388.30 × 57,608.20
  4. Step 4: Simplify right side
    127,592.20x = 11,025,535,464.06
  5. Step 5: Solve for x
    x = 11,025,535,464.06/127,592.20
  6. Step 6: Final answer
    x = 86,412.30

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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.