Home / 56,775.15-85,172.73-23,476.56

Finding the Fourth Proportional to 56,775.15, 85,172.73 and 23,476.56

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Solution

The fourth proportional to 56,775.15, 85,172.73 and 23,476.56 is: 35,218.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,775.15 : 85,172.73 = 23,476.56 : x
  2. Step 2: Convert to fraction form
    56,775.15/85,172.73 = 23,476.56/x
  3. Step 3: Cross multiply
    56,775.15x = 85,172.73 × 23,476.56
  4. Step 4: Simplify right side
    56,775.15x = 1,999,562,706.21
  5. Step 5: Solve for x
    x = 1,999,562,706.21/56,775.15
  6. Step 6: Final answer
    x = 35,218.98

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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.