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Finding the Fourth Proportional to 17,045.51, 25,550.49 and 10,019.77

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Solution

The fourth proportional to 17,045.51, 25,550.49 and 10,019.77 is: 15,019.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,045.51 : 25,550.49 = 10,019.77 : x
  2. Step 2: Convert to fraction form
    17,045.51/25,550.49 = 10,019.77/x
  3. Step 3: Cross multiply
    17,045.51x = 25,550.49 × 10,019.77
  4. Step 4: Simplify right side
    17,045.51x = 256,009,950.52
  5. Step 5: Solve for x
    x = 256,009,950.52/17,045.51
  6. Step 6: Final answer
    x = 15,019.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.