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Finding the Fourth Proportional to 32,505.54, 48,718.42 and 18,477.32

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Solution

The fourth proportional to 32,505.54, 48,718.42 and 18,477.32 is: 27,693.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,505.54 : 48,718.42 = 18,477.32 : x
  2. Step 2: Convert to fraction form
    32,505.54/48,718.42 = 18,477.32/x
  3. Step 3: Cross multiply
    32,505.54x = 48,718.42 × 18,477.32
  4. Step 4: Simplify right side
    32,505.54x = 900,185,836.23
  5. Step 5: Solve for x
    x = 900,185,836.23/32,505.54
  6. Step 6: Final answer
    x = 27,693.31

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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.