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Finding the Fourth Proportional to 103,325.97, 154,840.93 and 58,860.91

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Solution

The fourth proportional to 103,325.97, 154,840.93 and 58,860.91 is: 88,207.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,325.97 : 154,840.93 = 58,860.91 : x
  2. Step 2: Convert to fraction form
    103,325.97/154,840.93 = 58,860.91/x
  3. Step 3: Cross multiply
    103,325.97x = 154,840.93 × 58,860.91
  4. Step 4: Simplify right side
    103,325.97x = 9,114,078,045.05
  5. Step 5: Solve for x
    x = 9,114,078,045.05/103,325.97
  6. Step 6: Final answer
    x = 88,207.04

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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.