Home / 141,423.51-212,193.99-57,243.18

Finding the Fourth Proportional to 141,423.51, 212,193.99 and 57,243.18

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Solution

The fourth proportional to 141,423.51, 212,193.99 and 57,243.18 is: 85,888.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,423.51 : 212,193.99 = 57,243.18 : x
  2. Step 2: Convert to fraction form
    141,423.51/212,193.99 = 57,243.18/x
  3. Step 3: Cross multiply
    141,423.51x = 212,193.99 × 57,243.18
  4. Step 4: Simplify right side
    141,423.51x = 12,146,658,764.49
  5. Step 5: Solve for x
    x = 12,146,658,764.49/141,423.51
  6. Step 6: Final answer
    x = 85,888.54

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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.