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Finding the Fourth Proportional to 171,008.60, 235,990.44 and 94,532.72

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Solution

The fourth proportional to 171,008.60, 235,990.44 and 94,532.72 is: 130,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,008.60 : 235,990.44 = 94,532.72 : x
  2. Step 2: Convert to fraction form
    171,008.60/235,990.44 = 94,532.72/x
  3. Step 3: Cross multiply
    171,008.60x = 235,990.44 × 94,532.72
  4. Step 4: Simplify right side
    171,008.60x = 22,308,818,187.20
  5. Step 5: Solve for x
    x = 22,308,818,187.20/171,008.60
  6. Step 6: Final answer
    x = 130,454.36

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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.