Home / 92,268.83-127,335.21-51,435.65

Finding the Fourth Proportional to 92,268.83, 127,335.21 and 51,435.65

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Solution

The fourth proportional to 92,268.83, 127,335.21 and 51,435.65 is: 70,983.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,268.83 : 127,335.21 = 51,435.65 : x
  2. Step 2: Convert to fraction form
    92,268.83/127,335.21 = 51,435.65/x
  3. Step 3: Cross multiply
    92,268.83x = 127,335.21 × 51,435.65
  4. Step 4: Simplify right side
    92,268.83x = 6,549,568,657.56
  5. Step 5: Solve for x
    x = 6,549,568,657.56/92,268.83
  6. Step 6: Final answer
    x = 70,983.55

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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.