Home / 106,942.20-147,581.54-59,199.96

Finding the Fourth Proportional to 106,942.20, 147,581.54 and 59,199.96

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Solution

The fourth proportional to 106,942.20, 147,581.54 and 59,199.96 is: 81,696.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,942.20 : 147,581.54 = 59,199.96 : x
  2. Step 2: Convert to fraction form
    106,942.20/147,581.54 = 59,199.96/x
  3. Step 3: Cross multiply
    106,942.20x = 147,581.54 × 59,199.96
  4. Step 4: Simplify right side
    106,942.20x = 8,736,821,264.74
  5. Step 5: Solve for x
    x = 8,736,821,264.74/106,942.20
  6. Step 6: Final answer
    x = 81,696.67

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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.