Home / 12,360.08-17,055.81-7,323.44

Finding the Fourth Proportional to 12,360.08, 17,055.81 and 7,323.44

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Solution

The fourth proportional to 12,360.08, 17,055.81 and 7,323.44 is: 10,105.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.08 : 17,055.81 = 7,323.44 : x
  2. Step 2: Convert to fraction form
    12,360.08/17,055.81 = 7,323.44/x
  3. Step 3: Cross multiply
    12,360.08x = 17,055.81 × 7,323.44
  4. Step 4: Simplify right side
    12,360.08x = 124,907,115.91
  5. Step 5: Solve for x
    x = 124,907,115.91/12,360.08
  6. Step 6: Final answer
    x = 10,105.69

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Double scale
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Similar ratio
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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.