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Finding the Fourth Proportional to 170,808.12, 235,724.54 and 94,327.02

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Solution

The fourth proportional to 170,808.12, 235,724.54 and 94,327.02 is: 130,176.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,808.12 : 235,724.54 = 94,327.02 : x
  2. Step 2: Convert to fraction form
    170,808.12/235,724.54 = 94,327.02/x
  3. Step 3: Cross multiply
    170,808.12x = 235,724.54 × 94,327.02
  4. Step 4: Simplify right side
    170,808.12x = 22,235,193,259.18
  5. Step 5: Solve for x
    x = 22,235,193,259.18/170,808.12
  6. Step 6: Final answer
    x = 130,176.44

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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.