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Finding the Fourth Proportional to 62,014.92, 92,970.54 and 28,758.72

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Solution

The fourth proportional to 62,014.92, 92,970.54 and 28,758.72 is: 43,114.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,014.92 : 92,970.54 = 28,758.72 : x
  2. Step 2: Convert to fraction form
    62,014.92/92,970.54 = 28,758.72/x
  3. Step 3: Cross multiply
    62,014.92x = 92,970.54 × 28,758.72
  4. Step 4: Simplify right side
    62,014.92x = 2,673,713,728.11
  5. Step 5: Solve for x
    x = 2,673,713,728.11/62,014.92
  6. Step 6: Final answer
    x = 43,114.04

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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.