Home / 53,747.66-74,247.63-43,063.49

Finding the Fourth Proportional to 53,747.66, 74,247.63 and 43,063.49

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Solution

The fourth proportional to 53,747.66, 74,247.63 and 43,063.49 is: 59,488.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,747.66 : 74,247.63 = 43,063.49 : x
  2. Step 2: Convert to fraction form
    53,747.66/74,247.63 = 43,063.49/x
  3. Step 3: Cross multiply
    53,747.66x = 74,247.63 × 43,063.49
  4. Step 4: Simplify right side
    53,747.66x = 3,197,361,700.79
  5. Step 5: Solve for x
    x = 3,197,361,700.79/53,747.66
  6. Step 6: Final answer
    x = 59,488.39

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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.