Home / 39,185.07-54,090.81-26,445.75

Finding the Fourth Proportional to 39,185.07, 54,090.81 and 26,445.75

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Solution

The fourth proportional to 39,185.07, 54,090.81 and 26,445.75 is: 36,505.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,185.07 : 54,090.81 = 26,445.75 : x
  2. Step 2: Convert to fraction form
    39,185.07/54,090.81 = 26,445.75/x
  3. Step 3: Cross multiply
    39,185.07x = 54,090.81 × 26,445.75
  4. Step 4: Simplify right side
    39,185.07x = 1,430,472,038.56
  5. Step 5: Solve for x
    x = 1,430,472,038.56/39,185.07
  6. Step 6: Final answer
    x = 36,505.54

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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.