Home / 141,665.36-195,438.55-93,835.67

Finding the Fourth Proportional to 141,665.36, 195,438.55 and 93,835.67

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Solution

The fourth proportional to 141,665.36, 195,438.55 and 93,835.67 is: 129,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,665.36 : 195,438.55 = 93,835.67 : x
  2. Step 2: Convert to fraction form
    141,665.36/195,438.55 = 93,835.67/x
  3. Step 3: Cross multiply
    141,665.36x = 195,438.55 × 93,835.67
  4. Step 4: Simplify right side
    141,665.36x = 18,339,107,283.08
  5. Step 5: Solve for x
    x = 18,339,107,283.08/141,665.36
  6. Step 6: Final answer
    x = 129,453.72

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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.