Home / 358,093.80-537,140.70-168,436.26

Finding the Fourth Proportional to 358,093.80, 537,140.70 and 168,436.26

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Solution

The fourth proportional to 358,093.80, 537,140.70 and 168,436.26 is: 252,654.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,093.80 : 537,140.70 = 168,436.26 : x
  2. Step 2: Convert to fraction form
    358,093.80/537,140.70 = 168,436.26/x
  3. Step 3: Cross multiply
    358,093.80x = 537,140.70 × 168,436.26
  4. Step 4: Simplify right side
    358,093.80x = 90,473,970,601.78
  5. Step 5: Solve for x
    x = 90,473,970,601.78/358,093.80
  6. Step 6: Final answer
    x = 252,654.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.