Home / 141,321.30-212,327.55-106,329.30

Finding the Fourth Proportional to 141,321.30, 212,327.55 and 106,329.30

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Solution

The fourth proportional to 141,321.30, 212,327.55 and 106,329.30 is: 159,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,321.30 : 212,327.55 = 106,329.30 : x
  2. Step 2: Convert to fraction form
    141,321.30/212,327.55 = 106,329.30/x
  3. Step 3: Cross multiply
    141,321.30x = 212,327.55 × 106,329.30
  4. Step 4: Simplify right side
    141,321.30x = 22,576,639,762.22
  5. Step 5: Solve for x
    x = 22,576,639,762.22/141,321.30
  6. Step 6: Final answer
    x = 159,753.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.