Home / 37,950.91-52,370.35-21,180.67

Finding the Fourth Proportional to 37,950.91, 52,370.35 and 21,180.67

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Solution

The fourth proportional to 37,950.91, 52,370.35 and 21,180.67 is: 29,228.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,950.91 : 52,370.35 = 21,180.67 : x
  2. Step 2: Convert to fraction form
    37,950.91/52,370.35 = 21,180.67/x
  3. Step 3: Cross multiply
    37,950.91x = 52,370.35 × 21,180.67
  4. Step 4: Simplify right side
    37,950.91x = 1,109,239,101.13
  5. Step 5: Solve for x
    x = 1,109,239,101.13/37,950.91
  6. Step 6: Final answer
    x = 29,228.26

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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.