Home / 53,051.85-73,187.01-31,794.21

Finding the Fourth Proportional to 53,051.85, 73,187.01 and 31,794.21

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Solution

The fourth proportional to 53,051.85, 73,187.01 and 31,794.21 is: 43,861.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,051.85 : 73,187.01 = 31,794.21 : x
  2. Step 2: Convert to fraction form
    53,051.85/73,187.01 = 31,794.21/x
  3. Step 3: Cross multiply
    53,051.85x = 73,187.01 × 31,794.21
  4. Step 4: Simplify right side
    53,051.85x = 2,326,923,165.21
  5. Step 5: Solve for x
    x = 2,326,923,165.21/53,051.85
  6. Step 6: Final answer
    x = 43,861.30

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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.