Home / 94,480.84-130,380.86-51,459.36

Finding the Fourth Proportional to 94,480.84, 130,380.86 and 51,459.36

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Solution

The fourth proportional to 94,480.84, 130,380.86 and 51,459.36 is: 71,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,480.84 : 130,380.86 = 51,459.36 : x
  2. Step 2: Convert to fraction form
    94,480.84/130,380.86 = 51,459.36/x
  3. Step 3: Cross multiply
    94,480.84x = 130,380.86 × 51,459.36
  4. Step 4: Simplify right side
    94,480.84x = 6,709,315,611.85
  5. Step 5: Solve for x
    x = 6,709,315,611.85/94,480.84
  6. Step 6: Final answer
    x = 71,012.45

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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.