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Finding the Fourth Proportional to 97,110.60, 145,607.52 and 37,974.12

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Solution

The fourth proportional to 97,110.60, 145,607.52 and 37,974.12 is: 56,938.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,110.60 : 145,607.52 = 37,974.12 : x
  2. Step 2: Convert to fraction form
    97,110.60/145,607.52 = 37,974.12/x
  3. Step 3: Cross multiply
    97,110.60x = 145,607.52 × 37,974.12
  4. Step 4: Simplify right side
    97,110.60x = 5,529,317,033.76
  5. Step 5: Solve for x
    x = 5,529,317,033.76/97,110.60
  6. Step 6: Final answer
    x = 56,938.35

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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.