Home / 49,063.07-67,689.34-27,830.05

Finding the Fourth Proportional to 49,063.07, 67,689.34 and 27,830.05

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Solution

The fourth proportional to 49,063.07, 67,689.34 and 27,830.05 is: 38,395.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,063.07 : 67,689.34 = 27,830.05 : x
  2. Step 2: Convert to fraction form
    49,063.07/67,689.34 = 27,830.05/x
  3. Step 3: Cross multiply
    49,063.07x = 67,689.34 × 27,830.05
  4. Step 4: Simplify right side
    49,063.07x = 1,883,797,477.87
  5. Step 5: Solve for x
    x = 1,883,797,477.87/49,063.07
  6. Step 6: Final answer
    x = 38,395.42

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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.