Home / 40,070.18-60,102.42-13,774.34

Finding the Fourth Proportional to 40,070.18, 60,102.42 and 13,774.34

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Solution

The fourth proportional to 40,070.18, 60,102.42 and 13,774.34 is: 20,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,070.18 : 60,102.42 = 13,774.34 : x
  2. Step 2: Convert to fraction form
    40,070.18/60,102.42 = 13,774.34/x
  3. Step 3: Cross multiply
    40,070.18x = 60,102.42 × 13,774.34
  4. Step 4: Simplify right side
    40,070.18x = 827,870,867.39
  5. Step 5: Solve for x
    x = 827,870,867.39/40,070.18
  6. Step 6: Final answer
    x = 20,660.53

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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.