Home / 43,127.64-64,639.62-23,405.40

Finding the Fourth Proportional to 43,127.64, 64,639.62 and 23,405.40

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Solution

The fourth proportional to 43,127.64, 64,639.62 and 23,405.40 is: 35,079.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,127.64 : 64,639.62 = 23,405.40 : x
  2. Step 2: Convert to fraction form
    43,127.64/64,639.62 = 23,405.40/x
  3. Step 3: Cross multiply
    43,127.64x = 64,639.62 × 23,405.40
  4. Step 4: Simplify right side
    43,127.64x = 1,512,916,161.95
  5. Step 5: Solve for x
    x = 1,512,916,161.95/43,127.64
  6. Step 6: Final answer
    x = 35,079.97

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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.