Home / 57,296.32-79,081.31-43,719.65

Finding the Fourth Proportional to 57,296.32, 79,081.31 and 43,719.65

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Solution

The fourth proportional to 57,296.32, 79,081.31 and 43,719.65 is: 60,342.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,296.32 : 79,081.31 = 43,719.65 : x
  2. Step 2: Convert to fraction form
    57,296.32/79,081.31 = 43,719.65/x
  3. Step 3: Cross multiply
    57,296.32x = 79,081.31 × 43,719.65
  4. Step 4: Simplify right side
    57,296.32x = 3,457,407,205.19
  5. Step 5: Solve for x
    x = 3,457,407,205.19/57,296.32
  6. Step 6: Final answer
    x = 60,342.57

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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.