Home / 49,981.48-68,974.82-27,320.20

Finding the Fourth Proportional to 49,981.48, 68,974.82 and 27,320.20

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Solution

The fourth proportional to 49,981.48, 68,974.82 and 27,320.20 is: 37,702.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,981.48 : 68,974.82 = 27,320.20 : x
  2. Step 2: Convert to fraction form
    49,981.48/68,974.82 = 27,320.20/x
  3. Step 3: Cross multiply
    49,981.48x = 68,974.82 × 27,320.20
  4. Step 4: Simplify right side
    49,981.48x = 1,884,405,877.36
  5. Step 5: Solve for x
    x = 1,884,405,877.36/49,981.48
  6. Step 6: Final answer
    x = 37,702.08

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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.