Home / 141,379.16-212,067.65-34,762.64

Finding the Fourth Proportional to 141,379.16, 212,067.65 and 34,762.64

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Solution

The fourth proportional to 141,379.16, 212,067.65 and 34,762.64 is: 52,143.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,379.16 : 212,067.65 = 34,762.64 : x
  2. Step 2: Convert to fraction form
    141,379.16/212,067.65 = 34,762.64/x
  3. Step 3: Cross multiply
    141,379.16x = 212,067.65 × 34,762.64
  4. Step 4: Simplify right side
    141,379.16x = 7,372,030,399.16
  5. Step 5: Solve for x
    x = 7,372,030,399.16/141,379.16
  6. Step 6: Final answer
    x = 52,143.69

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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.