Home / 69,701.34-96,184.71-39,486.05

Finding the Fourth Proportional to 69,701.34, 96,184.71 and 39,486.05

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Solution

The fourth proportional to 69,701.34, 96,184.71 and 39,486.05 is: 54,488.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,701.34 : 96,184.71 = 39,486.05 : x
  2. Step 2: Convert to fraction form
    69,701.34/96,184.71 = 39,486.05/x
  3. Step 3: Cross multiply
    69,701.34x = 96,184.71 × 39,486.05
  4. Step 4: Simplify right side
    69,701.34x = 3,797,953,886.09
  5. Step 5: Solve for x
    x = 3,797,953,886.09/69,701.34
  6. Step 6: Final answer
    x = 54,488.97

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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.