Home / 31,490.03-47,004.65-27,753.47

Finding the Fourth Proportional to 31,490.03, 47,004.65 and 27,753.47

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Solution

The fourth proportional to 31,490.03, 47,004.65 and 27,753.47 is: 41,427.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,490.03 : 47,004.65 = 27,753.47 : x
  2. Step 2: Convert to fraction form
    31,490.03/47,004.65 = 27,753.47/x
  3. Step 3: Cross multiply
    31,490.03x = 47,004.65 × 27,753.47
  4. Step 4: Simplify right side
    31,490.03x = 1,304,541,978.00
  5. Step 5: Solve for x
    x = 1,304,541,978.00/31,490.03
  6. Step 6: Final answer
    x = 41,427.14

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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.