Home / 43,068.64-59,452.96-40,378.36

Finding the Fourth Proportional to 43,068.64, 59,452.96 and 40,378.36

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Solution

The fourth proportional to 43,068.64, 59,452.96 and 40,378.36 is: 55,739.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,068.64 : 59,452.96 = 40,378.36 : x
  2. Step 2: Convert to fraction form
    43,068.64/59,452.96 = 40,378.36/x
  3. Step 3: Cross multiply
    43,068.64x = 59,452.96 × 40,378.36
  4. Step 4: Simplify right side
    43,068.64x = 2,400,613,021.95
  5. Step 5: Solve for x
    x = 2,400,613,021.95/43,068.64
  6. Step 6: Final answer
    x = 55,739.23

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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.