Home / 40,102.36-60,152.83-13,806.52

Finding the Fourth Proportional to 40,102.36, 60,152.83 and 13,806.52

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Solution

The fourth proportional to 40,102.36, 60,152.83 and 13,806.52 is: 20,709.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,102.36 : 60,152.83 = 13,806.52 : x
  2. Step 2: Convert to fraction form
    40,102.36/60,152.83 = 13,806.52/x
  3. Step 3: Cross multiply
    40,102.36x = 60,152.83 × 13,806.52
  4. Step 4: Simplify right side
    40,102.36x = 830,501,065.55
  5. Step 5: Solve for x
    x = 830,501,065.55/40,102.36
  6. Step 6: Final answer
    x = 20,709.53

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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.