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Finding the Fourth Proportional to 99,073, 148,618.14 and 25,201

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Solution

The fourth proportional to 99,073, 148,618.14 and 25,201 is: 37,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,073 : 148,618.14 = 25,201 : x
  2. Step 2: Convert to fraction form
    99,073/148,618.14 = 25,201/x
  3. Step 3: Cross multiply
    99,073x = 148,618.14 × 25,201
  4. Step 4: Simplify right side
    99,073x = 3,745,325,746.14
  5. Step 5: Solve for x
    x = 3,745,325,746.14/99,073
  6. Step 6: Final answer
    x = 37,803.70

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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.