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Finding the Fourth Proportional to 96,272.80, 144,387.60 and 63,224.80

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Solution

The fourth proportional to 96,272.80, 144,387.60 and 63,224.80 is: 94,823.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,272.80 : 144,387.60 = 63,224.80 : x
  2. Step 2: Convert to fraction form
    96,272.80/144,387.60 = 63,224.80/x
  3. Step 3: Cross multiply
    96,272.80x = 144,387.60 × 63,224.80
  4. Step 4: Simplify right side
    96,272.80x = 9,128,877,132.48
  5. Step 5: Solve for x
    x = 9,128,877,132.48/96,272.80
  6. Step 6: Final answer
    x = 94,823.01

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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.