Home / 86,872.74-119,883.46-48,632.60

Finding the Fourth Proportional to 86,872.74, 119,883.46 and 48,632.60

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Solution

The fourth proportional to 86,872.74, 119,883.46 and 48,632.60 is: 67,112.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,872.74 : 119,883.46 = 48,632.60 : x
  2. Step 2: Convert to fraction form
    86,872.74/119,883.46 = 48,632.60/x
  3. Step 3: Cross multiply
    86,872.74x = 119,883.46 × 48,632.60
  4. Step 4: Simplify right side
    86,872.74x = 5,830,243,996.30
  5. Step 5: Solve for x
    x = 5,830,243,996.30/86,872.74
  6. Step 6: Final answer
    x = 67,112.47

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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.