Home / 96,139.64-132,672.98-53,699.80

Finding the Fourth Proportional to 96,139.64, 132,672.98 and 53,699.80

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Solution

The fourth proportional to 96,139.64, 132,672.98 and 53,699.80 is: 74,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,139.64 : 132,672.98 = 53,699.80 : x
  2. Step 2: Convert to fraction form
    96,139.64/132,672.98 = 53,699.80/x
  3. Step 3: Cross multiply
    96,139.64x = 132,672.98 × 53,699.80
  4. Step 4: Simplify right side
    96,139.64x = 7,124,512,491.40
  5. Step 5: Solve for x
    x = 7,124,512,491.40/96,139.64
  6. Step 6: Final answer
    x = 74,105.88

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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.