Home / 31,531.04-47,296.56-10,754

Finding the Fourth Proportional to 31,531.04, 47,296.56 and 10,754

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Solution

The fourth proportional to 31,531.04, 47,296.56 and 10,754 is: 16,131.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,531.04 : 47,296.56 = 10,754 : x
  2. Step 2: Convert to fraction form
    31,531.04/47,296.56 = 10,754/x
  3. Step 3: Cross multiply
    31,531.04x = 47,296.56 × 10,754
  4. Step 4: Simplify right side
    31,531.04x = 508,627,206.24
  5. Step 5: Solve for x
    x = 508,627,206.24/31,531.04
  6. Step 6: Final answer
    x = 16,131.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.