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Finding the Fourth Proportional to 12,364.41, 17,062.74 and 7,060.53

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Solution

The fourth proportional to 12,364.41, 17,062.74 and 7,060.53 is: 9,743.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.41 : 17,062.74 = 7,060.53 : x
  2. Step 2: Convert to fraction form
    12,364.41/17,062.74 = 7,060.53/x
  3. Step 3: Cross multiply
    12,364.41x = 17,062.74 × 7,060.53
  4. Step 4: Simplify right side
    12,364.41x = 120,471,987.65
  5. Step 5: Solve for x
    x = 120,471,987.65/12,364.41
  6. Step 6: Final answer
    x = 9,743.45

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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.