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Finding the Fourth Proportional to 14,832.93, 20,460.00 and 10,355.05

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Solution

The fourth proportional to 14,832.93, 20,460.00 and 10,355.05 is: 14,283.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,832.93 : 20,460.00 = 10,355.05 : x
  2. Step 2: Convert to fraction form
    14,832.93/20,460.00 = 10,355.05/x
  3. Step 3: Cross multiply
    14,832.93x = 20,460.00 × 10,355.05
  4. Step 4: Simplify right side
    14,832.93x = 211,864,387.41
  5. Step 5: Solve for x
    x = 211,864,387.41/14,832.93
  6. Step 6: Final answer
    x = 14,283.38

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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.