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Finding the Fourth Proportional to 104,793.73, 144,616.02 and 57,047.06

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Solution

The fourth proportional to 104,793.73, 144,616.02 and 57,047.06 is: 78,725.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,793.73 : 144,616.02 = 57,047.06 : x
  2. Step 2: Convert to fraction form
    104,793.73/144,616.02 = 57,047.06/x
  3. Step 3: Cross multiply
    104,793.73x = 144,616.02 × 57,047.06
  4. Step 4: Simplify right side
    104,793.73x = 8,249,918,769.90
  5. Step 5: Solve for x
    x = 8,249,918,769.90/104,793.73
  6. Step 6: Final answer
    x = 78,725.31

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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.