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Finding the Fourth Proportional to 169,498, 233,907.06 and 93,017.53

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Solution

The fourth proportional to 169,498, 233,907.06 and 93,017.53 is: 128,364.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,498 : 233,907.06 = 93,017.53 : x
  2. Step 2: Convert to fraction form
    169,498/233,907.06 = 93,017.53/x
  3. Step 3: Cross multiply
    169,498x = 233,907.06 × 93,017.53
  4. Step 4: Simplify right side
    169,498x = 21,757,456,970.76
  5. Step 5: Solve for x
    x = 21,757,456,970.76/169,498
  6. Step 6: Final answer
    x = 128,364.09

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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.