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Finding the Fourth Proportional to 171,071.82, 256,583.40 and 58,750.20

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Solution

The fourth proportional to 171,071.82, 256,583.40 and 58,750.20 is: 88,116.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,071.82 : 256,583.40 = 58,750.20 : x
  2. Step 2: Convert to fraction form
    171,071.82/256,583.40 = 58,750.20/x
  3. Step 3: Cross multiply
    171,071.82x = 256,583.40 × 58,750.20
  4. Step 4: Simplify right side
    171,071.82x = 15,074,326,066.68
  5. Step 5: Solve for x
    x = 15,074,326,066.68/171,071.82
  6. Step 6: Final answer
    x = 88,116.94

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1.5x scale

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.