Home / 127,923.40-191,867.80-34,434.76

Finding the Fourth Proportional to 127,923.40, 191,867.80 and 34,434.76

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Solution

The fourth proportional to 127,923.40, 191,867.80 and 34,434.76 is: 51,647.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,923.40 : 191,867.80 = 34,434.76 : x
  2. Step 2: Convert to fraction form
    127,923.40/191,867.80 = 34,434.76/x
  3. Step 3: Cross multiply
    127,923.40x = 191,867.80 × 34,434.76
  4. Step 4: Simplify right side
    127,923.40x = 6,606,921,644.73
  5. Step 5: Solve for x
    x = 6,606,921,644.73/127,923.40
  6. Step 6: Final answer
    x = 51,647.48

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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.