Home / 127,610.31-191,415.47-34,113.63

Finding the Fourth Proportional to 127,610.31, 191,415.47 and 34,113.63

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Solution

The fourth proportional to 127,610.31, 191,415.47 and 34,113.63 is: 51,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,610.31 : 191,415.47 = 34,113.63 : x
  2. Step 2: Convert to fraction form
    127,610.31/191,415.47 = 34,113.63/x
  3. Step 3: Cross multiply
    127,610.31x = 191,415.47 × 34,113.63
  4. Step 4: Simplify right side
    127,610.31x = 6,529,876,519.86
  5. Step 5: Solve for x
    x = 6,529,876,519.86/127,610.31
  6. Step 6: Final answer
    x = 51,170.45

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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.