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Finding the Fourth Proportional to 60,929.75, 83,896.11 and 53,333.57

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Solution

The fourth proportional to 60,929.75, 83,896.11 and 53,333.57 is: 73,436.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,929.75 : 83,896.11 = 53,333.57 : x
  2. Step 2: Convert to fraction form
    60,929.75/83,896.11 = 53,333.57/x
  3. Step 3: Cross multiply
    60,929.75x = 83,896.11 × 53,333.57
  4. Step 4: Simplify right side
    60,929.75x = 4,474,478,635.93
  5. Step 5: Solve for x
    x = 4,474,478,635.93/60,929.75
  6. Step 6: Final answer
    x = 73,436.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.