Home / 107,969.17-148,990.69-59,571.67

Finding the Fourth Proportional to 107,969.17, 148,990.69 and 59,571.67

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Solution

The fourth proportional to 107,969.17, 148,990.69 and 59,571.67 is: 82,205.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,969.17 : 148,990.69 = 59,571.67 : x
  2. Step 2: Convert to fraction form
    107,969.17/148,990.69 = 59,571.67/x
  3. Step 3: Cross multiply
    107,969.17x = 148,990.69 × 59,571.67
  4. Step 4: Simplify right side
    107,969.17x = 8,875,624,217.75
  5. Step 5: Solve for x
    x = 8,875,624,217.75/107,969.17
  6. Step 6: Final answer
    x = 82,205.17

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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.