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Finding the Fourth Proportional to 183,624.56, 275,345.88 and 65,278.16

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Solution

The fourth proportional to 183,624.56, 275,345.88 and 65,278.16 is: 97,884.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,624.56 : 275,345.88 = 65,278.16 : x
  2. Step 2: Convert to fraction form
    183,624.56/275,345.88 = 65,278.16/x
  3. Step 3: Cross multiply
    183,624.56x = 275,345.88 × 65,278.16
  4. Step 4: Simplify right side
    183,624.56x = 17,974,072,409.98
  5. Step 5: Solve for x
    x = 17,974,072,409.98/183,624.56
  6. Step 6: Final answer
    x = 97,884.90

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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.