Home / 69,839.61-96,311.66-46,921.21

Finding the Fourth Proportional to 69,839.61, 96,311.66 and 46,921.21

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Solution

The fourth proportional to 69,839.61, 96,311.66 and 46,921.21 is: 64,706.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,839.61 : 96,311.66 = 46,921.21 : x
  2. Step 2: Convert to fraction form
    69,839.61/96,311.66 = 46,921.21/x
  3. Step 3: Cross multiply
    69,839.61x = 96,311.66 × 46,921.21
  4. Step 4: Simplify right side
    69,839.61x = 4,519,059,148.92
  5. Step 5: Solve for x
    x = 4,519,059,148.92/69,839.61
  6. Step 6: Final answer
    x = 64,706.25

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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.