Home / 39,183.95-54,090.40-26,454.38

Finding the Fourth Proportional to 39,183.95, 54,090.40 and 26,454.38

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Solution

The fourth proportional to 39,183.95, 54,090.40 and 26,454.38 is: 36,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,183.95 : 54,090.40 = 26,454.38 : x
  2. Step 2: Convert to fraction form
    39,183.95/54,090.40 = 26,454.38/x
  3. Step 3: Cross multiply
    39,183.95x = 54,090.40 × 26,454.38
  4. Step 4: Simplify right side
    39,183.95x = 1,430,927,867.49
  5. Step 5: Solve for x
    x = 1,430,927,867.49/39,183.95
  6. Step 6: Final answer
    x = 36,518.21

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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.