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Finding the Fourth Proportional to 94,436.48, 130,344.48 and 54,149.52

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Solution

The fourth proportional to 94,436.48, 130,344.48 and 54,149.52 is: 74,739.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,436.48 : 130,344.48 = 54,149.52 : x
  2. Step 2: Convert to fraction form
    94,436.48/130,344.48 = 54,149.52/x
  3. Step 3: Cross multiply
    94,436.48x = 130,344.48 × 54,149.52
  4. Step 4: Simplify right side
    94,436.48x = 7,058,091,026.65
  5. Step 5: Solve for x
    x = 7,058,091,026.65/94,436.48
  6. Step 6: Final answer
    x = 74,739.03

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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.