Home / 163,770.62-245,262.26-93,436.70

Finding the Fourth Proportional to 163,770.62, 245,262.26 and 93,436.70

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Solution

The fourth proportional to 163,770.62, 245,262.26 and 93,436.70 is: 139,930.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,770.62 : 245,262.26 = 93,436.70 : x
  2. Step 2: Convert to fraction form
    163,770.62/245,262.26 = 93,436.70/x
  3. Step 3: Cross multiply
    163,770.62x = 245,262.26 × 93,436.70
  4. Step 4: Simplify right side
    163,770.62x = 22,916,494,515.45
  5. Step 5: Solve for x
    x = 22,916,494,515.45/163,770.62
  6. Step 6: Final answer
    x = 139,930.44

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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.