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Finding the Fourth Proportional to 109,296.52, 150,829.54 and 63,365.12

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Solution

The fourth proportional to 109,296.52, 150,829.54 and 63,365.12 is: 87,444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,296.52 : 150,829.54 = 63,365.12 : x
  2. Step 2: Convert to fraction form
    109,296.52/150,829.54 = 63,365.12/x
  3. Step 3: Cross multiply
    109,296.52x = 150,829.54 × 63,365.12
  4. Step 4: Simplify right side
    109,296.52x = 9,557,331,911.12
  5. Step 5: Solve for x
    x = 9,557,331,911.12/109,296.52
  6. Step 6: Final answer
    x = 87,444.06

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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.