Home / 194,488.04-268,389.78-109,603.40

Finding the Fourth Proportional to 194,488.04, 268,389.78 and 109,603.40

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Solution

The fourth proportional to 194,488.04, 268,389.78 and 109,603.40 is: 151,250.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,488.04 : 268,389.78 = 109,603.40 : x
  2. Step 2: Convert to fraction form
    194,488.04/268,389.78 = 109,603.40/x
  3. Step 3: Cross multiply
    194,488.04x = 268,389.78 × 109,603.40
  4. Step 4: Simplify right side
    194,488.04x = 29,416,432,413.25
  5. Step 5: Solve for x
    x = 29,416,432,413.25/194,488.04
  6. Step 6: Final answer
    x = 151,250.60

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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.