Home / 69,717.97-96,211.40-37,886.86

Finding the Fourth Proportional to 69,717.97, 96,211.40 and 37,886.86

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Solution

The fourth proportional to 69,717.97, 96,211.40 and 37,886.86 is: 52,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,717.97 : 96,211.40 = 37,886.86 : x
  2. Step 2: Convert to fraction form
    69,717.97/96,211.40 = 37,886.86/x
  3. Step 3: Cross multiply
    69,717.97x = 96,211.40 × 37,886.86
  4. Step 4: Simplify right side
    69,717.97x = 3,645,148,043.63
  5. Step 5: Solve for x
    x = 3,645,148,043.63/69,717.97
  6. Step 6: Final answer
    x = 52,284.20

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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.