Home / 40,623.09-60,941.16-12,536.52

Finding the Fourth Proportional to 40,623.09, 60,941.16 and 12,536.52

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Solution

The fourth proportional to 40,623.09, 60,941.16 and 12,536.52 is: 18,806.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,623.09 : 60,941.16 = 12,536.52 : x
  2. Step 2: Convert to fraction form
    40,623.09/60,941.16 = 12,536.52/x
  3. Step 3: Cross multiply
    40,623.09x = 60,941.16 × 12,536.52
  4. Step 4: Simplify right side
    40,623.09x = 763,990,071.16
  5. Step 5: Solve for x
    x = 763,990,071.16/40,623.09
  6. Step 6: Final answer
    x = 18,806.79

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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.