Home / 69,090.38-95,336.16-43,587.08

Finding the Fourth Proportional to 69,090.38, 95,336.16 and 43,587.08

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Solution

The fourth proportional to 69,090.38, 95,336.16 and 43,587.08 is: 60,144.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,090.38 : 95,336.16 = 43,587.08 : x
  2. Step 2: Convert to fraction form
    69,090.38/95,336.16 = 43,587.08/x
  3. Step 3: Cross multiply
    69,090.38x = 95,336.16 × 43,587.08
  4. Step 4: Simplify right side
    69,090.38x = 4,155,424,907.70
  5. Step 5: Solve for x
    x = 4,155,424,907.70/69,090.38
  6. Step 6: Final answer
    x = 60,144.77

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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.