Home / 69,772.54-96,283.18-39,559.89

Finding the Fourth Proportional to 69,772.54, 96,283.18 and 39,559.89

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Solution

The fourth proportional to 69,772.54, 96,283.18 and 39,559.89 is: 54,590.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,772.54 : 96,283.18 = 39,559.89 : x
  2. Step 2: Convert to fraction form
    69,772.54/96,283.18 = 39,559.89/x
  3. Step 3: Cross multiply
    69,772.54x = 96,283.18 × 39,559.89
  4. Step 4: Simplify right side
    69,772.54x = 3,808,952,009.65
  5. Step 5: Solve for x
    x = 3,808,952,009.65/69,772.54
  6. Step 6: Final answer
    x = 54,590.99

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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.