Home / 199,839.24-299,671.02-106,322.76

Finding the Fourth Proportional to 199,839.24, 299,671.02 and 106,322.76

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Solution

The fourth proportional to 199,839.24, 299,671.02 and 106,322.76 is: 159,437.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,839.24 : 299,671.02 = 106,322.76 : x
  2. Step 2: Convert to fraction form
    199,839.24/299,671.02 = 106,322.76/x
  3. Step 3: Cross multiply
    199,839.24x = 299,671.02 × 106,322.76
  4. Step 4: Simplify right side
    199,839.24x = 31,861,849,938.42
  5. Step 5: Solve for x
    x = 31,861,849,938.42/199,839.24
  6. Step 6: Final answer
    x = 159,437.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.