Home / 127,919.74-176,474.79-93,869.07

Finding the Fourth Proportional to 127,919.74, 176,474.79 and 93,869.07

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Solution

The fourth proportional to 127,919.74, 176,474.79 and 93,869.07 is: 129,499.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,919.74 : 176,474.79 = 93,869.07 : x
  2. Step 2: Convert to fraction form
    127,919.74/176,474.79 = 93,869.07/x
  3. Step 3: Cross multiply
    127,919.74x = 176,474.79 × 93,869.07
  4. Step 4: Simplify right side
    127,919.74x = 16,565,524,415.75
  5. Step 5: Solve for x
    x = 16,565,524,415.75/127,919.74
  6. Step 6: Final answer
    x = 129,499.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.