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Finding the Fourth Proportional to 59,798.40, 82,519.47 and 35,938.20

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Solution

The fourth proportional to 59,798.40, 82,519.47 and 35,938.20 is: 49,593.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,798.40 : 82,519.47 = 35,938.20 : x
  2. Step 2: Convert to fraction form
    59,798.40/82,519.47 = 35,938.20/x
  3. Step 3: Cross multiply
    59,798.40x = 82,519.47 × 35,938.20
  4. Step 4: Simplify right side
    59,798.40x = 2,965,601,216.75
  5. Step 5: Solve for x
    x = 2,965,601,216.75/59,798.40
  6. Step 6: Final answer
    x = 49,593.32

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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.