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Finding the Fourth Proportional to 38,802.99, 58,034.44 and 35,965.60

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Solution

The fourth proportional to 38,802.99, 58,034.44 and 35,965.60 is: 53,790.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,802.99 : 58,034.44 = 35,965.60 : x
  2. Step 2: Convert to fraction form
    38,802.99/58,034.44 = 35,965.60/x
  3. Step 3: Cross multiply
    38,802.99x = 58,034.44 × 35,965.60
  4. Step 4: Simplify right side
    38,802.99x = 2,087,243,455.26
  5. Step 5: Solve for x
    x = 2,087,243,455.26/38,802.99
  6. Step 6: Final answer
    x = 53,790.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.