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Finding the Fourth Proportional to 169,483.56, 233,886.66 and 93,003.93

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Solution

The fourth proportional to 169,483.56, 233,886.66 and 93,003.93 is: 128,345.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,483.56 : 233,886.66 = 93,003.93 : x
  2. Step 2: Convert to fraction form
    169,483.56/233,886.66 = 93,003.93/x
  3. Step 3: Cross multiply
    169,483.56x = 233,886.66 × 93,003.93
  4. Step 4: Simplify right side
    169,483.56x = 21,752,378,554.57
  5. Step 5: Solve for x
    x = 21,752,378,554.57/169,483.56
  6. Step 6: Final answer
    x = 128,345.07

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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.