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Finding the Fourth Proportional to 169,085.04, 233,344.32 and 93,633.48

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Solution

The fourth proportional to 169,085.04, 233,344.32 and 93,633.48 is: 129,218.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,085.04 : 233,344.32 = 93,633.48 : x
  2. Step 2: Convert to fraction form
    169,085.04/233,344.32 = 93,633.48/x
  3. Step 3: Cross multiply
    169,085.04x = 233,344.32 × 93,633.48
  4. Step 4: Simplify right side
    169,085.04x = 21,848,840,719.83
  5. Step 5: Solve for x
    x = 21,848,840,719.83/169,085.04
  6. Step 6: Final answer
    x = 129,218.06

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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.