Home / 43,411.58-65,117.36-20,025.26

Finding the Fourth Proportional to 43,411.58, 65,117.36 and 20,025.26

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Solution

The fourth proportional to 43,411.58, 65,117.36 and 20,025.26 is: 30,037.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,411.58 : 65,117.36 = 20,025.26 : x
  2. Step 2: Convert to fraction form
    43,411.58/65,117.36 = 20,025.26/x
  3. Step 3: Cross multiply
    43,411.58x = 65,117.36 × 20,025.26
  4. Step 4: Simplify right side
    43,411.58x = 1,303,992,064.51
  5. Step 5: Solve for x
    x = 1,303,992,064.51/43,411.58
  6. Step 6: Final answer
    x = 30,037.89

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Similar ratio
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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.