Home / 86,673.12-119,600.40-48,940.08

Finding the Fourth Proportional to 86,673.12, 119,600.40 and 48,940.08

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Solution

The fourth proportional to 86,673.12, 119,600.40 and 48,940.08 is: 67,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,673.12 : 119,600.40 = 48,940.08 : x
  2. Step 2: Convert to fraction form
    86,673.12/119,600.40 = 48,940.08/x
  3. Step 3: Cross multiply
    86,673.12x = 119,600.40 × 48,940.08
  4. Step 4: Simplify right side
    86,673.12x = 5,853,253,144.03
  5. Step 5: Solve for x
    x = 5,853,253,144.03/86,673.12
  6. Step 6: Final answer
    x = 67,532.51

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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.