Home / 69,749.16-96,255.78-37,920.24

Finding the Fourth Proportional to 69,749.16, 96,255.78 and 37,920.24

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Solution

The fourth proportional to 69,749.16, 96,255.78 and 37,920.24 is: 52,330.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,749.16 : 96,255.78 = 37,920.24 : x
  2. Step 2: Convert to fraction form
    69,749.16/96,255.78 = 37,920.24/x
  3. Step 3: Cross multiply
    69,749.16x = 96,255.78 × 37,920.24
  4. Step 4: Simplify right side
    69,749.16x = 3,650,042,278.99
  5. Step 5: Solve for x
    x = 3,650,042,278.99/69,749.16
  6. Step 6: Final answer
    x = 52,330.99

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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.