Home / 127,923.27-191,885.37-39,176.40

Finding the Fourth Proportional to 127,923.27, 191,885.37 and 39,176.40

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Solution

The fourth proportional to 127,923.27, 191,885.37 and 39,176.40 is: 58,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,923.27 : 191,885.37 = 39,176.40 : x
  2. Step 2: Convert to fraction form
    127,923.27/191,885.37 = 39,176.40/x
  3. Step 3: Cross multiply
    127,923.27x = 191,885.37 × 39,176.40
  4. Step 4: Simplify right side
    127,923.27x = 7,517,378,009.27
  5. Step 5: Solve for x
    x = 7,517,378,009.27/127,923.27
  6. Step 6: Final answer
    x = 58,764.74

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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.