Home / 117,549.52-162,233.16-72,844.24

Finding the Fourth Proportional to 117,549.52, 162,233.16 and 72,844.24

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Solution

The fourth proportional to 117,549.52, 162,233.16 and 72,844.24 is: 100,534.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,549.52 : 162,233.16 = 72,844.24 : x
  2. Step 2: Convert to fraction form
    117,549.52/162,233.16 = 72,844.24/x
  3. Step 3: Cross multiply
    117,549.52x = 162,233.16 × 72,844.24
  4. Step 4: Simplify right side
    117,549.52x = 11,817,751,243.00
  5. Step 5: Solve for x
    x = 11,817,751,243.00/117,549.52
  6. Step 6: Final answer
    x = 100,534.24

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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.