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Finding the Fourth Proportional to 62,882.07, 86,901.72 and 51,533.67

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Solution

The fourth proportional to 62,882.07, 86,901.72 and 51,533.67 is: 71,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,882.07 : 86,901.72 = 51,533.67 : x
  2. Step 2: Convert to fraction form
    62,882.07/86,901.72 = 51,533.67/x
  3. Step 3: Cross multiply
    62,882.07x = 86,901.72 × 51,533.67
  4. Step 4: Simplify right side
    62,882.07x = 4,478,364,560.91
  5. Step 5: Solve for x
    x = 4,478,364,560.91/62,882.07
  6. Step 6: Final answer
    x = 71,218.47

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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.