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Finding the Fourth Proportional to 273,029.95, 409,729.45 and 95,538.50

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Solution

The fourth proportional to 273,029.95, 409,729.45 and 95,538.50 is: 143,372.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,029.95 : 409,729.45 = 95,538.50 : x
  2. Step 2: Convert to fraction form
    273,029.95/409,729.45 = 95,538.50/x
  3. Step 3: Cross multiply
    273,029.95x = 409,729.45 × 95,538.50
  4. Step 4: Simplify right side
    273,029.95x = 39,144,937,058.83
  5. Step 5: Solve for x
    x = 39,144,937,058.83/273,029.95
  6. Step 6: Final answer
    x = 143,372.32

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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.