Home / 40,303.97-55,615.04-23,305.64

Finding the Fourth Proportional to 40,303.97, 55,615.04 and 23,305.64

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Solution

The fourth proportional to 40,303.97, 55,615.04 and 23,305.64 is: 32,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,303.97 : 55,615.04 = 23,305.64 : x
  2. Step 2: Convert to fraction form
    40,303.97/55,615.04 = 23,305.64/x
  3. Step 3: Cross multiply
    40,303.97x = 55,615.04 × 23,305.64
  4. Step 4: Simplify right side
    40,303.97x = 1,296,143,706.22
  5. Step 5: Solve for x
    x = 1,296,143,706.22/40,303.97
  6. Step 6: Final answer
    x = 32,159.21

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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.