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Finding the Fourth Proportional to 55,352.92, 83,020.45 and 15,901.06

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Solution

The fourth proportional to 55,352.92, 83,020.45 and 15,901.06 is: 23,849.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,352.92 : 83,020.45 = 15,901.06 : x
  2. Step 2: Convert to fraction form
    55,352.92/83,020.45 = 15,901.06/x
  3. Step 3: Cross multiply
    55,352.92x = 83,020.45 × 15,901.06
  4. Step 4: Simplify right side
    55,352.92x = 1,320,113,156.68
  5. Step 5: Solve for x
    x = 1,320,113,156.68/55,352.92
  6. Step 6: Final answer
    x = 23,849.02

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1.5x scale

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.