Home / 368,536.46-552,807.78-102,317.73

Finding the Fourth Proportional to 368,536.46, 552,807.78 and 102,317.73

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Solution

The fourth proportional to 368,536.46, 552,807.78 and 102,317.73 is: 153,477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,536.46 : 552,807.78 = 102,317.73 : x
  2. Step 2: Convert to fraction form
    368,536.46/552,807.78 = 102,317.73/x
  3. Step 3: Cross multiply
    368,536.46x = 552,807.78 × 102,317.73
  4. Step 4: Simplify right side
    368,536.46x = 56,562,036,920.15
  5. Step 5: Solve for x
    x = 56,562,036,920.15/368,536.46
  6. Step 6: Final answer
    x = 153,477.45

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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.