Home / 61,107.36-84,331.20-37,230.24

Finding the Fourth Proportional to 61,107.36, 84,331.20 and 37,230.24

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Solution

The fourth proportional to 61,107.36, 84,331.20 and 37,230.24 is: 51,379.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,107.36 : 84,331.20 = 37,230.24 : x
  2. Step 2: Convert to fraction form
    61,107.36/84,331.20 = 37,230.24/x
  3. Step 3: Cross multiply
    61,107.36x = 84,331.20 × 37,230.24
  4. Step 4: Simplify right side
    61,107.36x = 3,139,670,815.49
  5. Step 5: Solve for x
    x = 3,139,670,815.49/61,107.36
  6. Step 6: Final answer
    x = 51,379.59

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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.