Home / 94,649.25-130,616.07-54,370.80

Finding the Fourth Proportional to 94,649.25, 130,616.07 and 54,370.80

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Solution

The fourth proportional to 94,649.25, 130,616.07 and 54,370.80 is: 75,031.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,649.25 : 130,616.07 = 54,370.80 : x
  2. Step 2: Convert to fraction form
    94,649.25/130,616.07 = 54,370.80/x
  3. Step 3: Cross multiply
    94,649.25x = 130,616.07 × 54,370.80
  4. Step 4: Simplify right side
    94,649.25x = 7,101,700,218.76
  5. Step 5: Solve for x
    x = 7,101,700,218.76/94,649.25
  6. Step 6: Final answer
    x = 75,031.76

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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.