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Finding the Fourth Proportional to 32,848.80, 45,332.99 and 20,097.99

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Solution

The fourth proportional to 32,848.80, 45,332.99 and 20,097.99 is: 27,736.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,848.80 : 45,332.99 = 20,097.99 : x
  2. Step 2: Convert to fraction form
    32,848.80/45,332.99 = 20,097.99/x
  3. Step 3: Cross multiply
    32,848.80x = 45,332.99 × 20,097.99
  4. Step 4: Simplify right side
    32,848.80x = 911,101,979.69
  5. Step 5: Solve for x
    x = 911,101,979.69/32,848.80
  6. Step 6: Final answer
    x = 27,736.23

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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.