Home / 30,150.88-45,006.71-27,927.42

Finding the Fourth Proportional to 30,150.88, 45,006.71 and 27,927.42

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Solution

The fourth proportional to 30,150.88, 45,006.71 and 27,927.42 is: 41,687.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,150.88 : 45,006.71 = 27,927.42 : x
  2. Step 2: Convert to fraction form
    30,150.88/45,006.71 = 27,927.42/x
  3. Step 3: Cross multiply
    30,150.88x = 45,006.71 × 27,927.42
  4. Step 4: Simplify right side
    30,150.88x = 1,256,921,292.99
  5. Step 5: Solve for x
    x = 1,256,921,292.99/30,150.88
  6. Step 6: Final answer
    x = 41,687.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.