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Finding the Fourth Proportional to 32,999.99, 45,536.58 and 20,253.71

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Solution

The fourth proportional to 32,999.99, 45,536.58 and 20,253.71 is: 27,948.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,999.99 : 45,536.58 = 20,253.71 : x
  2. Step 2: Convert to fraction form
    32,999.99/45,536.58 = 20,253.71/x
  3. Step 3: Cross multiply
    32,999.99x = 45,536.58 × 20,253.71
  4. Step 4: Simplify right side
    32,999.99x = 922,284,685.71
  5. Step 5: Solve for x
    x = 922,284,685.71/32,999.99
  6. Step 6: Final answer
    x = 27,948.03

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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.