Home / 127,507.86-191,261.92-47,544.61

Finding the Fourth Proportional to 127,507.86, 191,261.92 and 47,544.61

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Solution

The fourth proportional to 127,507.86, 191,261.92 and 47,544.61 is: 71,316.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,507.86 : 191,261.92 = 47,544.61 : x
  2. Step 2: Convert to fraction form
    127,507.86/191,261.92 = 47,544.61/x
  3. Step 3: Cross multiply
    127,507.86x = 191,261.92 × 47,544.61
  4. Step 4: Simplify right side
    127,507.86x = 9,093,472,437.94
  5. Step 5: Solve for x
    x = 9,093,472,437.94/127,507.86
  6. Step 6: Final answer
    x = 71,316.96

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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.