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Finding the Fourth Proportional to 62,574.34, 86,331.46 and 35,697.93

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Solution

The fourth proportional to 62,574.34, 86,331.46 and 35,697.93 is: 49,251.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,574.34 : 86,331.46 = 35,697.93 : x
  2. Step 2: Convert to fraction form
    62,574.34/86,331.46 = 35,697.93/x
  3. Step 3: Cross multiply
    62,574.34x = 86,331.46 × 35,697.93
  4. Step 4: Simplify right side
    62,574.34x = 3,081,854,415.88
  5. Step 5: Solve for x
    x = 3,081,854,415.88/62,574.34
  6. Step 6: Final answer
    x = 49,251.09

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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.