Home / 106,453.55-146,904.14-58,711.34

Finding the Fourth Proportional to 106,453.55, 146,904.14 and 58,711.34

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Solution

The fourth proportional to 106,453.55, 146,904.14 and 58,711.34 is: 81,020.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,453.55 : 146,904.14 = 58,711.34 : x
  2. Step 2: Convert to fraction form
    106,453.55/146,904.14 = 58,711.34/x
  3. Step 3: Cross multiply
    106,453.55x = 146,904.14 × 58,711.34
  4. Step 4: Simplify right side
    106,453.55x = 8,624,937,882.87
  5. Step 5: Solve for x
    x = 8,624,937,882.87/106,453.55
  6. Step 6: Final answer
    x = 81,020.67

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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.