Home / 69,309.18-95,646.60-37,478

Finding the Fourth Proportional to 69,309.18, 95,646.60 and 37,478

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Solution

The fourth proportional to 69,309.18, 95,646.60 and 37,478 is: 51,719.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,309.18 : 95,646.60 = 37,478 : x
  2. Step 2: Convert to fraction form
    69,309.18/95,646.60 = 37,478/x
  3. Step 3: Cross multiply
    69,309.18x = 95,646.60 × 37,478
  4. Step 4: Simplify right side
    69,309.18x = 3,584,643,274.80
  5. Step 5: Solve for x
    x = 3,584,643,274.80/69,309.18
  6. Step 6: Final answer
    x = 51,719.60

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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.