Home / 96,223.08-132,788.34-53,780.70

Finding the Fourth Proportional to 96,223.08, 132,788.34 and 53,780.70

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Solution

The fourth proportional to 96,223.08, 132,788.34 and 53,780.70 is: 74,217.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,223.08 : 132,788.34 = 53,780.70 : x
  2. Step 2: Convert to fraction form
    96,223.08/132,788.34 = 53,780.70/x
  3. Step 3: Cross multiply
    96,223.08x = 132,788.34 × 53,780.70
  4. Step 4: Simplify right side
    96,223.08x = 7,141,449,877.04
  5. Step 5: Solve for x
    x = 7,141,449,877.04/96,223.08
  6. Step 6: Final answer
    x = 74,217.64

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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.