Home / 94,396.86-130,270.14-51,379.20

Finding the Fourth Proportional to 94,396.86, 130,270.14 and 51,379.20

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Solution

The fourth proportional to 94,396.86, 130,270.14 and 51,379.20 is: 70,904.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,396.86 : 130,270.14 = 51,379.20 : x
  2. Step 2: Convert to fraction form
    94,396.86/130,270.14 = 51,379.20/x
  3. Step 3: Cross multiply
    94,396.86x = 130,270.14 × 51,379.20
  4. Step 4: Simplify right side
    94,396.86x = 6,693,175,577.09
  5. Step 5: Solve for x
    x = 6,693,175,577.09/94,396.86
  6. Step 6: Final answer
    x = 70,904.64

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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.