Home / 37,757.51-52,106.70-20,763.05

Finding the Fourth Proportional to 37,757.51, 52,106.70 and 20,763.05

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Solution

The fourth proportional to 37,757.51, 52,106.70 and 20,763.05 is: 28,653.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,757.51 : 52,106.70 = 20,763.05 : x
  2. Step 2: Convert to fraction form
    37,757.51/52,106.70 = 20,763.05/x
  3. Step 3: Cross multiply
    37,757.51x = 52,106.70 × 20,763.05
  4. Step 4: Simplify right side
    37,757.51x = 1,081,894,017.44
  5. Step 5: Solve for x
    x = 1,081,894,017.44/37,757.51
  6. Step 6: Final answer
    x = 28,653.74

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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.