Home / 69,715.74-96,207.48-39,506.82

Finding the Fourth Proportional to 69,715.74, 96,207.48 and 39,506.82

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Solution

The fourth proportional to 69,715.74, 96,207.48 and 39,506.82 is: 54,519.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,715.74 : 96,207.48 = 39,506.82 : x
  2. Step 2: Convert to fraction form
    69,715.74/96,207.48 = 39,506.82/x
  3. Step 3: Cross multiply
    69,715.74x = 96,207.48 × 39,506.82
  4. Step 4: Simplify right side
    69,715.74x = 3,800,851,595.01
  5. Step 5: Solve for x
    x = 3,800,851,595.01/69,715.74
  6. Step 6: Final answer
    x = 54,519.27

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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.