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Finding the Fourth Proportional to 18,856.01, 26,024.13 and 10,898.03

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Solution

The fourth proportional to 18,856.01, 26,024.13 and 10,898.03 is: 15,040.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,856.01 : 26,024.13 = 10,898.03 : x
  2. Step 2: Convert to fraction form
    18,856.01/26,024.13 = 10,898.03/x
  3. Step 3: Cross multiply
    18,856.01x = 26,024.13 × 10,898.03
  4. Step 4: Simplify right side
    18,856.01x = 283,611,619.34
  5. Step 5: Solve for x
    x = 283,611,619.34/18,856.01
  6. Step 6: Final answer
    x = 15,040.92

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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.