Home / 134,423.16-185,103.51-131,439.66

Finding the Fourth Proportional to 134,423.16, 185,103.51 and 131,439.66

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Solution

The fourth proportional to 134,423.16, 185,103.51 and 131,439.66 is: 180,995.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,423.16 : 185,103.51 = 131,439.66 : x
  2. Step 2: Convert to fraction form
    134,423.16/185,103.51 = 131,439.66/x
  3. Step 3: Cross multiply
    134,423.16x = 185,103.51 × 131,439.66
  4. Step 4: Simplify right side
    134,423.16x = 24,329,942,419.21
  5. Step 5: Solve for x
    x = 24,329,942,419.21/134,423.16
  6. Step 6: Final answer
    x = 180,995.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.