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Finding the Fourth Proportional to 19,106.17, 26,366.01 and 10,608.07

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Solution

The fourth proportional to 19,106.17, 26,366.01 and 10,608.07 is: 14,638.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,106.17 : 26,366.01 = 10,608.07 : x
  2. Step 2: Convert to fraction form
    19,106.17/26,366.01 = 10,608.07/x
  3. Step 3: Cross multiply
    19,106.17x = 26,366.01 × 10,608.07
  4. Step 4: Simplify right side
    19,106.17x = 279,692,433.71
  5. Step 5: Solve for x
    x = 279,692,433.71/19,106.17
  6. Step 6: Final answer
    x = 14,638.86

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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.