Home / 113,429.46-170,131.24-30,329.94

Finding the Fourth Proportional to 113,429.46, 170,131.24 and 30,329.94

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Solution

The fourth proportional to 113,429.46, 170,131.24 and 30,329.94 is: 45,491.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,429.46 : 170,131.24 = 30,329.94 : x
  2. Step 2: Convert to fraction form
    113,429.46/170,131.24 = 30,329.94/x
  3. Step 3: Cross multiply
    113,429.46x = 170,131.24 × 30,329.94
  4. Step 4: Simplify right side
    113,429.46x = 5,160,070,931.91
  5. Step 5: Solve for x
    x = 5,160,070,931.91/113,429.46
  6. Step 6: Final answer
    x = 45,491.45

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