Home / 106,909.99-147,552.34-60,969.73

Finding the Fourth Proportional to 106,909.99, 147,552.34 and 60,969.73

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Solution

The fourth proportional to 106,909.99, 147,552.34 and 60,969.73 is: 84,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,909.99 : 147,552.34 = 60,969.73 : x
  2. Step 2: Convert to fraction form
    106,909.99/147,552.34 = 60,969.73/x
  3. Step 3: Cross multiply
    106,909.99x = 147,552.34 × 60,969.73
  4. Step 4: Simplify right side
    106,909.99x = 8,996,225,813.64
  5. Step 5: Solve for x
    x = 8,996,225,813.64/106,909.99
  6. Step 6: Final answer
    x = 84,147.67

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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.