Home / 127,350.12-191,014.17-43,108.48

Finding the Fourth Proportional to 127,350.12, 191,014.17 and 43,108.48

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Solution

The fourth proportional to 127,350.12, 191,014.17 and 43,108.48 is: 64,658.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,350.12 : 191,014.17 = 43,108.48 : x
  2. Step 2: Convert to fraction form
    127,350.12/191,014.17 = 43,108.48/x
  3. Step 3: Cross multiply
    127,350.12x = 191,014.17 × 43,108.48
  4. Step 4: Simplify right side
    127,350.12x = 8,234,330,527.16
  5. Step 5: Solve for x
    x = 8,234,330,527.16/127,350.12
  6. Step 6: Final answer
    x = 64,658.99

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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.