Home / 111,230.41-153,511.44-62,834.38

Finding the Fourth Proportional to 111,230.41, 153,511.44 and 62,834.38

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Solution

The fourth proportional to 111,230.41, 153,511.44 and 62,834.38 is: 86,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,230.41 : 153,511.44 = 62,834.38 : x
  2. Step 2: Convert to fraction form
    111,230.41/153,511.44 = 62,834.38/x
  3. Step 3: Cross multiply
    111,230.41x = 153,511.44 × 62,834.38
  4. Step 4: Simplify right side
    111,230.41x = 9,645,795,771.53
  5. Step 5: Solve for x
    x = 9,645,795,771.53/111,230.41
  6. Step 6: Final answer
    x = 86,719.05

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1.5x scale

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.