Home / 18,089.10-25,359.30-18,089.10

Finding the Fourth Proportional to 18,089.10, 25,359.30 and 18,089.10

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Solution

The fourth proportional to 18,089.10, 25,359.30 and 18,089.10 is: 25,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.10 : 25,359.30 = 18,089.10 : x
  2. Step 2: Convert to fraction form
    18,089.10/25,359.30 = 18,089.10/x
  3. Step 3: Cross multiply
    18,089.10x = 25,359.30 × 18,089.10
  4. Step 4: Simplify right side
    18,089.10x = 458,726,913.63
  5. Step 5: Solve for x
    x = 458,726,913.63/18,089.10
  6. Step 6: Final answer
    x = 25,359.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.