Home / 53,914.58-74,401.13-30,040.74

Finding the Fourth Proportional to 53,914.58, 74,401.13 and 30,040.74

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Solution

The fourth proportional to 53,914.58, 74,401.13 and 30,040.74 is: 41,455.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,914.58 : 74,401.13 = 30,040.74 : x
  2. Step 2: Convert to fraction form
    53,914.58/74,401.13 = 30,040.74/x
  3. Step 3: Cross multiply
    53,914.58x = 74,401.13 × 30,040.74
  4. Step 4: Simplify right side
    53,914.58x = 2,235,065,002.04
  5. Step 5: Solve for x
    x = 2,235,065,002.04/53,914.58
  6. Step 6: Final answer
    x = 41,455.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.