Home / 127,649.42-191,459.52-34,162.46

Finding the Fourth Proportional to 127,649.42, 191,459.52 and 34,162.46

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Solution

The fourth proportional to 127,649.42, 191,459.52 and 34,162.46 is: 51,239.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,649.42 : 191,459.52 = 34,162.46 : x
  2. Step 2: Convert to fraction form
    127,649.42/191,459.52 = 34,162.46/x
  3. Step 3: Cross multiply
    127,649.42x = 191,459.52 × 34,162.46
  4. Step 4: Simplify right side
    127,649.42x = 6,540,727,236.32
  5. Step 5: Solve for x
    x = 6,540,727,236.32/127,649.42
  6. Step 6: Final answer
    x = 51,239.77

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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.