Home / 69,661.48-96,133.20-37,830.64

Finding the Fourth Proportional to 69,661.48, 96,133.20 and 37,830.64

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Solution

The fourth proportional to 69,661.48, 96,133.20 and 37,830.64 is: 52,206.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,661.48 : 96,133.20 = 37,830.64 : x
  2. Step 2: Convert to fraction form
    69,661.48/96,133.20 = 37,830.64/x
  3. Step 3: Cross multiply
    69,661.48x = 96,133.20 × 37,830.64
  4. Step 4: Simplify right side
    69,661.48x = 3,636,780,481.25
  5. Step 5: Solve for x
    x = 3,636,780,481.25/69,661.48
  6. Step 6: Final answer
    x = 52,206.48

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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.