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Finding the Fourth Proportional to 19,354.01, 26,708.83 and 10,858.02

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Solution

The fourth proportional to 19,354.01, 26,708.83 and 10,858.02 is: 14,984.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,354.01 : 26,708.83 = 10,858.02 : x
  2. Step 2: Convert to fraction form
    19,354.01/26,708.83 = 10,858.02/x
  3. Step 3: Cross multiply
    19,354.01x = 26,708.83 × 10,858.02
  4. Step 4: Simplify right side
    19,354.01x = 290,004,876.77
  5. Step 5: Solve for x
    x = 290,004,876.77/19,354.01
  6. Step 6: Final answer
    x = 14,984.23

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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.