Home / 86,358.67-119,173.17-48,118.07

Finding the Fourth Proportional to 86,358.67, 119,173.17 and 48,118.07

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Solution

The fourth proportional to 86,358.67, 119,173.17 and 48,118.07 is: 66,401.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,358.67 : 119,173.17 = 48,118.07 : x
  2. Step 2: Convert to fraction form
    86,358.67/119,173.17 = 48,118.07/x
  3. Step 3: Cross multiply
    86,358.67x = 119,173.17 × 48,118.07
  4. Step 4: Simplify right side
    86,358.67x = 5,734,382,744.21
  5. Step 5: Solve for x
    x = 5,734,382,744.21/86,358.67
  6. Step 6: Final answer
    x = 66,401.93

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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.