Home / 65,050.38-89,759.61-36,745.74

Finding the Fourth Proportional to 65,050.38, 89,759.61 and 36,745.74

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Solution

The fourth proportional to 65,050.38, 89,759.61 and 36,745.74 is: 50,703.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,050.38 : 89,759.61 = 36,745.74 : x
  2. Step 2: Convert to fraction form
    65,050.38/89,759.61 = 36,745.74/x
  3. Step 3: Cross multiply
    65,050.38x = 89,759.61 × 36,745.74
  4. Step 4: Simplify right side
    65,050.38x = 3,298,283,291.56
  5. Step 5: Solve for x
    x = 3,298,283,291.56/65,050.38
  6. Step 6: Final answer
    x = 50,703.52

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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.