Home / 45,379.14-62,505.90-31,743.06

Finding the Fourth Proportional to 45,379.14, 62,505.90 and 31,743.06

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Solution

The fourth proportional to 45,379.14, 62,505.90 and 31,743.06 is: 43,723.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,379.14 : 62,505.90 = 31,743.06 : x
  2. Step 2: Convert to fraction form
    45,379.14/62,505.90 = 31,743.06/x
  3. Step 3: Cross multiply
    45,379.14x = 62,505.90 × 31,743.06
  4. Step 4: Simplify right side
    45,379.14x = 1,984,128,534.05
  5. Step 5: Solve for x
    x = 1,984,128,534.05/45,379.14
  6. Step 6: Final answer
    x = 43,723.36

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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.