Home / 37,039.52-55,559.25-12,079.55

Finding the Fourth Proportional to 37,039.52, 55,559.25 and 12,079.55

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Solution

The fourth proportional to 37,039.52, 55,559.25 and 12,079.55 is: 18,119.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,039.52 : 55,559.25 = 12,079.55 : x
  2. Step 2: Convert to fraction form
    37,039.52/55,559.25 = 12,079.55/x
  3. Step 3: Cross multiply
    37,039.52x = 55,559.25 × 12,079.55
  4. Step 4: Simplify right side
    37,039.52x = 671,130,460.54
  5. Step 5: Solve for x
    x = 671,130,460.54/37,039.52
  6. Step 6: Final answer
    x = 18,119.31

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Double scale
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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.