Home / 84,947.04-117,234-47,224.80

Finding the Fourth Proportional to 84,947.04, 117,234 and 47,224.80

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Solution

The fourth proportional to 84,947.04, 117,234 and 47,224.80 is: 65,174.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,947.04 : 117,234 = 47,224.80 : x
  2. Step 2: Convert to fraction form
    84,947.04/117,234 = 47,224.80/x
  3. Step 3: Cross multiply
    84,947.04x = 117,234 × 47,224.80
  4. Step 4: Simplify right side
    84,947.04x = 5,536,352,203.20
  5. Step 5: Solve for x
    x = 5,536,352,203.20/84,947.04
  6. Step 6: Final answer
    x = 65,174.16

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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.