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Finding the Fourth Proportional to 17,235.24, 25,831.95 and 7,862.41

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Solution

The fourth proportional to 17,235.24, 25,831.95 and 7,862.41 is: 11,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,235.24 : 25,831.95 = 7,862.41 : x
  2. Step 2: Convert to fraction form
    17,235.24/25,831.95 = 7,862.41/x
  3. Step 3: Cross multiply
    17,235.24x = 25,831.95 × 7,862.41
  4. Step 4: Simplify right side
    17,235.24x = 203,101,382.00
  5. Step 5: Solve for x
    x = 203,101,382.00/17,235.24
  6. Step 6: Final answer
    x = 11,784.08

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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.