Home / 141,021.30-211,877.55-106,029.30

Finding the Fourth Proportional to 141,021.30, 211,877.55 and 106,029.30

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Solution

The fourth proportional to 141,021.30, 211,877.55 and 106,029.30 is: 159,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,021.30 : 211,877.55 = 106,029.30 : x
  2. Step 2: Convert to fraction form
    141,021.30/211,877.55 = 106,029.30/x
  3. Step 3: Cross multiply
    141,021.30x = 211,877.55 × 106,029.30
  4. Step 4: Simplify right side
    141,021.30x = 22,465,228,312.22
  5. Step 5: Solve for x
    x = 22,465,228,312.22/141,021.30
  6. Step 6: Final answer
    x = 159,303.80

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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.