Home / 40,857.21-61,303.50-17,170.92

Finding the Fourth Proportional to 40,857.21, 61,303.50 and 17,170.92

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Solution

The fourth proportional to 40,857.21, 61,303.50 and 17,170.92 is: 25,763.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,857.21 : 61,303.50 = 17,170.92 : x
  2. Step 2: Convert to fraction form
    40,857.21/61,303.50 = 17,170.92/x
  3. Step 3: Cross multiply
    40,857.21x = 61,303.50 × 17,170.92
  4. Step 4: Simplify right side
    40,857.21x = 1,052,637,494.22
  5. Step 5: Solve for x
    x = 1,052,637,494.22/40,857.21
  6. Step 6: Final answer
    x = 25,763.81

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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.