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Finding the Fourth Proportional to 59,398.56, 81,938.91 and 36,730.32

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Solution

The fourth proportional to 59,398.56, 81,938.91 and 36,730.32 is: 50,668.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,398.56 : 81,938.91 = 36,730.32 : x
  2. Step 2: Convert to fraction form
    59,398.56/81,938.91 = 36,730.32/x
  3. Step 3: Cross multiply
    59,398.56x = 81,938.91 × 36,730.32
  4. Step 4: Simplify right side
    59,398.56x = 3,009,642,384.75
  5. Step 5: Solve for x
    x = 3,009,642,384.75/59,398.56
  6. Step 6: Final answer
    x = 50,668.61

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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.