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Finding the Fourth Proportional to 19,503.59, 26,914.84 and 10,551.07

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Solution

The fourth proportional to 19,503.59, 26,914.84 and 10,551.07 is: 14,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,503.59 : 26,914.84 = 10,551.07 : x
  2. Step 2: Convert to fraction form
    19,503.59/26,914.84 = 10,551.07/x
  3. Step 3: Cross multiply
    19,503.59x = 26,914.84 × 10,551.07
  4. Step 4: Simplify right side
    19,503.59x = 283,980,360.88
  5. Step 5: Solve for x
    x = 283,980,360.88/19,503.59
  6. Step 6: Final answer
    x = 14,560.41

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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.