Home / 47,536.80-65,607.70-27,389.78

Finding the Fourth Proportional to 47,536.80, 65,607.70 and 27,389.78

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Solution

The fourth proportional to 47,536.80, 65,607.70 and 27,389.78 is: 37,801.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,536.80 : 65,607.70 = 27,389.78 : x
  2. Step 2: Convert to fraction form
    47,536.80/65,607.70 = 27,389.78/x
  3. Step 3: Cross multiply
    47,536.80x = 65,607.70 × 27,389.78
  4. Step 4: Simplify right side
    47,536.80x = 1,796,980,469.31
  5. Step 5: Solve for x
    x = 1,796,980,469.31/47,536.80
  6. Step 6: Final answer
    x = 37,801.88

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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.