Home / 86,373.36-119,196.48-48,131.84

Finding the Fourth Proportional to 86,373.36, 119,196.48 and 48,131.84

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Solution

The fourth proportional to 86,373.36, 119,196.48 and 48,131.84 is: 66,422.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,373.36 : 119,196.48 = 48,131.84 : x
  2. Step 2: Convert to fraction form
    86,373.36/119,196.48 = 48,131.84/x
  3. Step 3: Cross multiply
    86,373.36x = 119,196.48 × 48,131.84
  4. Step 4: Simplify right side
    86,373.36x = 5,737,145,903.92
  5. Step 5: Solve for x
    x = 5,737,145,903.92/86,373.36
  6. Step 6: Final answer
    x = 66,422.63

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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.