Home / 69,807.38-96,326.89-39,583.04

Finding the Fourth Proportional to 69,807.38, 96,326.89 and 39,583.04

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Solution

The fourth proportional to 69,807.38, 96,326.89 and 39,583.04 is: 54,620.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,807.38 : 96,326.89 = 39,583.04 : x
  2. Step 2: Convert to fraction form
    69,807.38/96,326.89 = 39,583.04/x
  3. Step 3: Cross multiply
    69,807.38x = 96,326.89 × 39,583.04
  4. Step 4: Simplify right side
    69,807.38x = 3,812,910,559.35
  5. Step 5: Solve for x
    x = 3,812,910,559.35/69,807.38
  6. Step 6: Final answer
    x = 54,620.45

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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.