Home / 127,608.31-191,412.46-34,111.63

Finding the Fourth Proportional to 127,608.31, 191,412.46 and 34,111.63

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Solution

The fourth proportional to 127,608.31, 191,412.46 and 34,111.63 is: 51,167.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,608.31 : 191,412.46 = 34,111.63 : x
  2. Step 2: Convert to fraction form
    127,608.31/191,412.46 = 34,111.63/x
  3. Step 3: Cross multiply
    127,608.31x = 191,412.46 × 34,111.63
  4. Step 4: Simplify right side
    127,608.31x = 6,529,390,055.85
  5. Step 5: Solve for x
    x = 6,529,390,055.85/127,608.31
  6. Step 6: Final answer
    x = 51,167.44

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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.