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Finding the Fourth Proportional to 18,053.89, 24,904.36 and 10,499.40

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Solution

The fourth proportional to 18,053.89, 24,904.36 and 10,499.40 is: 14,483.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.89 : 24,904.36 = 10,499.40 : x
  2. Step 2: Convert to fraction form
    18,053.89/24,904.36 = 10,499.40/x
  3. Step 3: Cross multiply
    18,053.89x = 24,904.36 × 10,499.40
  4. Step 4: Simplify right side
    18,053.89x = 261,480,837.38
  5. Step 5: Solve for x
    x = 261,480,837.38/18,053.89
  6. Step 6: Final answer
    x = 14,483.35

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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.