Home / 94,039.49-140,926.64-51,938.52

Finding the Fourth Proportional to 94,039.49, 140,926.64 and 51,938.52

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Solution

The fourth proportional to 94,039.49, 140,926.64 and 51,938.52 is: 77,834.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,039.49 : 140,926.64 = 51,938.52 : x
  2. Step 2: Convert to fraction form
    94,039.49/140,926.64 = 51,938.52/x
  3. Step 3: Cross multiply
    94,039.49x = 140,926.64 × 51,938.52
  4. Step 4: Simplify right side
    94,039.49x = 7,319,520,850.48
  5. Step 5: Solve for x
    x = 7,319,520,850.48/94,039.49
  6. Step 6: Final answer
    x = 77,834.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.