Home / 37,079.26-51,169.56-20,312.26

Finding the Fourth Proportional to 37,079.26, 51,169.56 and 20,312.26

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Solution

The fourth proportional to 37,079.26, 51,169.56 and 20,312.26 is: 28,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,079.26 : 51,169.56 = 20,312.26 : x
  2. Step 2: Convert to fraction form
    37,079.26/51,169.56 = 20,312.26/x
  3. Step 3: Cross multiply
    37,079.26x = 51,169.56 × 20,312.26
  4. Step 4: Simplify right side
    37,079.26x = 1,039,369,406.81
  5. Step 5: Solve for x
    x = 1,039,369,406.81/37,079.26
  6. Step 6: Final answer
    x = 28,031.02

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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.