Home / 194,931.41-269,006.16-105,507.41

Finding the Fourth Proportional to 194,931.41, 269,006.16 and 105,507.41

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Solution

The fourth proportional to 194,931.41, 269,006.16 and 105,507.41 is: 145,600.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,931.41 : 269,006.16 = 105,507.41 : x
  2. Step 2: Convert to fraction form
    194,931.41/269,006.16 = 105,507.41/x
  3. Step 3: Cross multiply
    194,931.41x = 269,006.16 × 105,507.41
  4. Step 4: Simplify right side
    194,931.41x = 28,382,142,688.11
  5. Step 5: Solve for x
    x = 28,382,142,688.11/194,931.41
  6. Step 6: Final answer
    x = 145,600.66

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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.