Home / 86,552.18-119,441.57-48,309.54

Finding the Fourth Proportional to 86,552.18, 119,441.57 and 48,309.54

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Solution

The fourth proportional to 86,552.18, 119,441.57 and 48,309.54 is: 66,666.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,552.18 : 119,441.57 = 48,309.54 : x
  2. Step 2: Convert to fraction form
    86,552.18/119,441.57 = 48,309.54/x
  3. Step 3: Cross multiply
    86,552.18x = 119,441.57 × 48,309.54
  4. Step 4: Simplify right side
    86,552.18x = 5,770,167,303.58
  5. Step 5: Solve for x
    x = 5,770,167,303.58/86,552.18
  6. Step 6: Final answer
    x = 66,666.92

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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.