Home / 69,677.01-96,156.72-39,463.20

Finding the Fourth Proportional to 69,677.01, 96,156.72 and 39,463.20

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Solution

The fourth proportional to 69,677.01, 96,156.72 and 39,463.20 is: 54,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,677.01 : 96,156.72 = 39,463.20 : x
  2. Step 2: Convert to fraction form
    69,677.01/96,156.72 = 39,463.20/x
  3. Step 3: Cross multiply
    69,677.01x = 96,156.72 × 39,463.20
  4. Step 4: Simplify right side
    69,677.01x = 3,794,651,872.70
  5. Step 5: Solve for x
    x = 3,794,651,872.70/69,677.01
  6. Step 6: Final answer
    x = 54,460.60

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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.