Home / 57,584.40-86,303.94-30,864.12

Finding the Fourth Proportional to 57,584.40, 86,303.94 and 30,864.12

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Solution

The fourth proportional to 57,584.40, 86,303.94 and 30,864.12 is: 46,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,584.40 : 86,303.94 = 30,864.12 : x
  2. Step 2: Convert to fraction form
    57,584.40/86,303.94 = 30,864.12/x
  3. Step 3: Cross multiply
    57,584.40x = 86,303.94 × 30,864.12
  4. Step 4: Simplify right side
    57,584.40x = 2,663,695,160.63
  5. Step 5: Solve for x
    x = 2,663,695,160.63/57,584.40
  6. Step 6: Final answer
    x = 46,257.24

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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.