Home / 194,532.84-268,455.24-105,108.84

Finding the Fourth Proportional to 194,532.84, 268,455.24 and 105,108.84

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Solution

The fourth proportional to 194,532.84, 268,455.24 and 105,108.84 is: 145,050.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,532.84 : 268,455.24 = 105,108.84 : x
  2. Step 2: Convert to fraction form
    194,532.84/268,455.24 = 105,108.84/x
  3. Step 3: Cross multiply
    194,532.84x = 268,455.24 × 105,108.84
  4. Step 4: Simplify right side
    194,532.84x = 28,217,018,868.32
  5. Step 5: Solve for x
    x = 28,217,018,868.32/194,532.84
  6. Step 6: Final answer
    x = 145,050.16

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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.