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Finding the Fourth Proportional to 62,754.94, 94,129.53 and 21,202.30

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Solution

The fourth proportional to 62,754.94, 94,129.53 and 21,202.30 is: 31,802.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,754.94 : 94,129.53 = 21,202.30 : x
  2. Step 2: Convert to fraction form
    62,754.94/94,129.53 = 21,202.30/x
  3. Step 3: Cross multiply
    62,754.94x = 94,129.53 × 21,202.30
  4. Step 4: Simplify right side
    62,754.94x = 1,995,762,533.92
  5. Step 5: Solve for x
    x = 1,995,762,533.92/62,754.94
  6. Step 6: Final answer
    x = 31,802.48

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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.