Home / 127,749.52-191,609.70-34,247.98

Finding the Fourth Proportional to 127,749.52, 191,609.70 and 34,247.98

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Solution

The fourth proportional to 127,749.52, 191,609.70 and 34,247.98 is: 51,368.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,749.52 : 191,609.70 = 34,247.98 : x
  2. Step 2: Convert to fraction form
    127,749.52/191,609.70 = 34,247.98/x
  3. Step 3: Cross multiply
    127,749.52x = 191,609.70 × 34,247.98
  4. Step 4: Simplify right side
    127,749.52x = 6,562,245,173.41
  5. Step 5: Solve for x
    x = 6,562,245,173.41/127,749.52
  6. Step 6: Final answer
    x = 51,368.06

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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.