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Finding the Fourth Proportional to 62,754.03, 94,111.02 and 20,624.40

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Solution

The fourth proportional to 62,754.03, 94,111.02 and 20,624.40 is: 30,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,754.03 : 94,111.02 = 20,624.40 : x
  2. Step 2: Convert to fraction form
    62,754.03/94,111.02 = 20,624.40/x
  3. Step 3: Cross multiply
    62,754.03x = 94,111.02 × 20,624.40
  4. Step 4: Simplify right side
    62,754.03x = 1,940,983,320.89
  5. Step 5: Solve for x
    x = 1,940,983,320.89/62,754.03
  6. Step 6: Final answer
    x = 30,930.02

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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.