Home / 43,190.58-64,639.56-26,561.16

Finding the Fourth Proportional to 43,190.58, 64,639.56 and 26,561.16

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Solution

The fourth proportional to 43,190.58, 64,639.56 and 26,561.16 is: 39,751.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,190.58 : 64,639.56 = 26,561.16 : x
  2. Step 2: Convert to fraction form
    43,190.58/64,639.56 = 26,561.16/x
  3. Step 3: Cross multiply
    43,190.58x = 64,639.56 × 26,561.16
  4. Step 4: Simplify right side
    43,190.58x = 1,716,901,695.49
  5. Step 5: Solve for x
    x = 1,716,901,695.49/43,190.58
  6. Step 6: Final answer
    x = 39,751.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.