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Finding the Fourth Proportional to 103,322.59, 154,835.88 and 58,857.54

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Solution

The fourth proportional to 103,322.59, 154,835.88 and 58,857.54 is: 88,202.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,322.59 : 154,835.88 = 58,857.54 : x
  2. Step 2: Convert to fraction form
    103,322.59/154,835.88 = 58,857.54/x
  3. Step 3: Cross multiply
    103,322.59x = 154,835.88 × 58,857.54
  4. Step 4: Simplify right side
    103,322.59x = 9,113,259,000.54
  5. Step 5: Solve for x
    x = 9,113,259,000.54/103,322.59
  6. Step 6: Final answer
    x = 88,202.00

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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.