Home / 43,935.90-65,903.82-17,640.63

Finding the Fourth Proportional to 43,935.90, 65,903.82 and 17,640.63

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Solution

The fourth proportional to 43,935.90, 65,903.82 and 17,640.63 is: 26,460.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,935.90 : 65,903.82 = 17,640.63 : x
  2. Step 2: Convert to fraction form
    43,935.90/65,903.82 = 17,640.63/x
  3. Step 3: Cross multiply
    43,935.90x = 65,903.82 × 17,640.63
  4. Step 4: Simplify right side
    43,935.90x = 1,162,584,904.21
  5. Step 5: Solve for x
    x = 1,162,584,904.21/43,935.90
  6. Step 6: Final answer
    x = 26,460.93

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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.