Home / 94,194.93-129,988.62-53,908.50

Finding the Fourth Proportional to 94,194.93, 129,988.62 and 53,908.50

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Solution

The fourth proportional to 94,194.93, 129,988.62 and 53,908.50 is: 74,393.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,194.93 : 129,988.62 = 53,908.50 : x
  2. Step 2: Convert to fraction form
    94,194.93/129,988.62 = 53,908.50/x
  3. Step 3: Cross multiply
    94,194.93x = 129,988.62 × 53,908.50
  4. Step 4: Simplify right side
    94,194.93x = 7,007,491,521.27
  5. Step 5: Solve for x
    x = 7,007,491,521.27/94,194.93
  6. Step 6: Final answer
    x = 74,393.51

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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.