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Finding the Fourth Proportional to 17,570.52, 26,326.53 and 12,365.46

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Solution

The fourth proportional to 17,570.52, 26,326.53 and 12,365.46 is: 18,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,570.52 : 26,326.53 = 12,365.46 : x
  2. Step 2: Convert to fraction form
    17,570.52/26,326.53 = 12,365.46/x
  3. Step 3: Cross multiply
    17,570.52x = 26,326.53 × 12,365.46
  4. Step 4: Simplify right side
    17,570.52x = 325,539,653.65
  5. Step 5: Solve for x
    x = 325,539,653.65/17,570.52
  6. Step 6: Final answer
    x = 18,527.60

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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.