Home / 194,960.15-269,045.02-105,536.15

Finding the Fourth Proportional to 194,960.15, 269,045.02 and 105,536.15

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Solution

The fourth proportional to 194,960.15, 269,045.02 and 105,536.15 is: 145,639.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,960.15 : 269,045.02 = 105,536.15 : x
  2. Step 2: Convert to fraction form
    194,960.15/269,045.02 = 105,536.15/x
  3. Step 3: Cross multiply
    194,960.15x = 269,045.02 × 105,536.15
  4. Step 4: Simplify right side
    194,960.15x = 28,393,974,242.25
  5. Step 5: Solve for x
    x = 28,393,974,242.25/194,960.15
  6. Step 6: Final answer
    x = 145,639.89

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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.