Home / 103,059.27-154,673.69-43,961.67

Finding the Fourth Proportional to 103,059.27, 154,673.69 and 43,961.67

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Solution

The fourth proportional to 103,059.27, 154,673.69 and 43,961.67 is: 65,978.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,059.27 : 154,673.69 = 43,961.67 : x
  2. Step 2: Convert to fraction form
    103,059.27/154,673.69 = 43,961.67/x
  3. Step 3: Cross multiply
    103,059.27x = 154,673.69 × 43,961.67
  4. Step 4: Simplify right side
    103,059.27x = 6,799,713,497.65
  5. Step 5: Solve for x
    x = 6,799,713,497.65/103,059.27
  6. Step 6: Final answer
    x = 65,978.67

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1.5x scale

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.