Home / 86,362.98-119,180.43-48,122.70

Finding the Fourth Proportional to 86,362.98, 119,180.43 and 48,122.70

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Solution

The fourth proportional to 86,362.98, 119,180.43 and 48,122.70 is: 66,409.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,362.98 : 119,180.43 = 48,122.70 : x
  2. Step 2: Convert to fraction form
    86,362.98/119,180.43 = 48,122.70/x
  3. Step 3: Cross multiply
    86,362.98x = 119,180.43 × 48,122.70
  4. Step 4: Simplify right side
    86,362.98x = 5,735,284,078.76
  5. Step 5: Solve for x
    x = 5,735,284,078.76/86,362.98
  6. Step 6: Final answer
    x = 66,409.06

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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.