Home / 106,769.81-147,329.55-59,016.67

Finding the Fourth Proportional to 106,769.81, 147,329.55 and 59,016.67

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Solution

The fourth proportional to 106,769.81, 147,329.55 and 59,016.67 is: 81,435.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,769.81 : 147,329.55 = 59,016.67 : x
  2. Step 2: Convert to fraction form
    106,769.81/147,329.55 = 59,016.67/x
  3. Step 3: Cross multiply
    106,769.81x = 147,329.55 × 59,016.67
  4. Step 4: Simplify right side
    106,769.81x = 8,694,899,065.27
  5. Step 5: Solve for x
    x = 8,694,899,065.27/106,769.81
  6. Step 6: Final answer
    x = 81,435.93

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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.