Home / 86,627.08-119,544.09-48,387.16

Finding the Fourth Proportional to 86,627.08, 119,544.09 and 48,387.16

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Solution

The fourth proportional to 86,627.08, 119,544.09 and 48,387.16 is: 66,773.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,627.08 : 119,544.09 = 48,387.16 : x
  2. Step 2: Convert to fraction form
    86,627.08/119,544.09 = 48,387.16/x
  3. Step 3: Cross multiply
    86,627.08x = 119,544.09 × 48,387.16
  4. Step 4: Simplify right side
    86,627.08x = 5,784,398,170.23
  5. Step 5: Solve for x
    x = 5,784,398,170.23/86,627.08
  6. Step 6: Final answer
    x = 66,773.56

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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.