Home / 49,742.32-68,649.24-37,145.20

Finding the Fourth Proportional to 49,742.32, 68,649.24 and 37,145.20

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Solution

The fourth proportional to 49,742.32, 68,649.24 and 37,145.20 is: 51,263.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,742.32 : 68,649.24 = 37,145.20 : x
  2. Step 2: Convert to fraction form
    49,742.32/68,649.24 = 37,145.20/x
  3. Step 3: Cross multiply
    49,742.32x = 68,649.24 × 37,145.20
  4. Step 4: Simplify right side
    49,742.32x = 2,549,989,749.65
  5. Step 5: Solve for x
    x = 2,549,989,749.65/49,742.32
  6. Step 6: Final answer
    x = 51,263.99

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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.