Home / 358,082.12-537,198.58-105,341.46

Finding the Fourth Proportional to 358,082.12, 537,198.58 and 105,341.46

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Solution

The fourth proportional to 358,082.12, 537,198.58 and 105,341.46 is: 158,034.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,082.12 : 537,198.58 = 105,341.46 : x
  2. Step 2: Convert to fraction form
    358,082.12/537,198.58 = 105,341.46/x
  3. Step 3: Cross multiply
    358,082.12x = 537,198.58 × 105,341.46
  4. Step 4: Simplify right side
    358,082.12x = 56,589,283,866.05
  5. Step 5: Solve for x
    x = 56,589,283,866.05/358,082.12
  6. Step 6: Final answer
    x = 158,034.38

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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.