Home / 103,087.08-154,650.06-40,762.44

Finding the Fourth Proportional to 103,087.08, 154,650.06 and 40,762.44

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Solution

The fourth proportional to 103,087.08, 154,650.06 and 40,762.44 is: 61,151.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,087.08 : 154,650.06 = 40,762.44 : x
  2. Step 2: Convert to fraction form
    103,087.08/154,650.06 = 40,762.44/x
  3. Step 3: Cross multiply
    103,087.08x = 154,650.06 × 40,762.44
  4. Step 4: Simplify right side
    103,087.08x = 6,303,913,791.75
  5. Step 5: Solve for x
    x = 6,303,913,791.75/103,087.08
  6. Step 6: Final answer
    x = 61,151.35

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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.