Home / 194,269.39-268,045.10-109,386.45

Finding the Fourth Proportional to 194,269.39, 268,045.10 and 109,386.45

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Solution

The fourth proportional to 194,269.39, 268,045.10 and 109,386.45 is: 150,927.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,269.39 : 268,045.10 = 109,386.45 : x
  2. Step 2: Convert to fraction form
    194,269.39/268,045.10 = 109,386.45/x
  3. Step 3: Cross multiply
    194,269.39x = 268,045.10 × 109,386.45
  4. Step 4: Simplify right side
    194,269.39x = 29,320,501,792.16
  5. Step 5: Solve for x
    x = 29,320,501,792.16/194,269.39
  6. Step 6: Final answer
    x = 150,927.03

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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.