Home / 69,816.69-96,349.43-37,986.80

Finding the Fourth Proportional to 69,816.69, 96,349.43 and 37,986.80

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Solution

The fourth proportional to 69,816.69, 96,349.43 and 37,986.80 is: 52,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,816.69 : 96,349.43 = 37,986.80 : x
  2. Step 2: Convert to fraction form
    69,816.69/96,349.43 = 37,986.80/x
  3. Step 3: Cross multiply
    69,816.69x = 96,349.43 × 37,986.80
  4. Step 4: Simplify right side
    69,816.69x = 3,660,006,140.74
  5. Step 5: Solve for x
    x = 3,660,006,140.74/69,816.69
  6. Step 6: Final answer
    x = 52,423.08

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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.