Home / 55,633.46-83,461.12-20,573.42

Finding the Fourth Proportional to 55,633.46, 83,461.12 and 20,573.42

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Solution

The fourth proportional to 55,633.46, 83,461.12 and 20,573.42 is: 30,864.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,633.46 : 83,461.12 = 20,573.42 : x
  2. Step 2: Convert to fraction form
    55,633.46/83,461.12 = 20,573.42/x
  3. Step 3: Cross multiply
    55,633.46x = 83,461.12 × 20,573.42
  4. Step 4: Simplify right side
    55,633.46x = 1,717,080,206.69
  5. Step 5: Solve for x
    x = 1,717,080,206.69/55,633.46
  6. Step 6: Final answer
    x = 30,864.17

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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.