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Finding the Fourth Proportional to 23,798.61, 32,804.19 and 18,754.74

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Solution

The fourth proportional to 23,798.61, 32,804.19 and 18,754.74 is: 25,851.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,798.61 : 32,804.19 = 18,754.74 : x
  2. Step 2: Convert to fraction form
    23,798.61/32,804.19 = 18,754.74/x
  3. Step 3: Cross multiply
    23,798.61x = 32,804.19 × 18,754.74
  4. Step 4: Simplify right side
    23,798.61x = 615,234,054.36
  5. Step 5: Solve for x
    x = 615,234,054.36/23,798.61
  6. Step 6: Final answer
    x = 25,851.68

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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.