Home / 194,521.04-268,435.32-109,636.40

Finding the Fourth Proportional to 194,521.04, 268,435.32 and 109,636.40

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Solution

The fourth proportional to 194,521.04, 268,435.32 and 109,636.40 is: 151,296.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,521.04 : 268,435.32 = 109,636.40 : x
  2. Step 2: Convert to fraction form
    194,521.04/268,435.32 = 109,636.40/x
  3. Step 3: Cross multiply
    194,521.04x = 268,435.32 × 109,636.40
  4. Step 4: Simplify right side
    194,521.04x = 29,430,282,117.65
  5. Step 5: Solve for x
    x = 29,430,282,117.65/194,521.04
  6. Step 6: Final answer
    x = 151,296.14

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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.