Home / 69,783.04-96,280.32-43,287.04

Finding the Fourth Proportional to 69,783.04, 96,280.32 and 43,287.04

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Solution

The fourth proportional to 69,783.04, 96,280.32 and 43,287.04 is: 59,723.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,783.04 : 96,280.32 = 43,287.04 : x
  2. Step 2: Convert to fraction form
    69,783.04/96,280.32 = 43,287.04/x
  3. Step 3: Cross multiply
    69,783.04x = 96,280.32 × 43,287.04
  4. Step 4: Simplify right side
    69,783.04x = 4,167,690,063.05
  5. Step 5: Solve for x
    x = 4,167,690,063.05/69,783.04
  6. Step 6: Final answer
    x = 59,723.54

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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.