Home / 69,939.03-96,515.87-38,107.93

Finding the Fourth Proportional to 69,939.03, 96,515.87 and 38,107.93

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Solution

The fourth proportional to 69,939.03, 96,515.87 and 38,107.93 is: 52,588.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,939.03 : 96,515.87 = 38,107.93 : x
  2. Step 2: Convert to fraction form
    69,939.03/96,515.87 = 38,107.93/x
  3. Step 3: Cross multiply
    69,939.03x = 96,515.87 × 38,107.93
  4. Step 4: Simplify right side
    69,939.03x = 3,678,020,017.85
  5. Step 5: Solve for x
    x = 3,678,020,017.85/69,939.03
  6. Step 6: Final answer
    x = 52,588.95

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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.