Home / 51,325.11-70,848.68-31,185.27

Finding the Fourth Proportional to 51,325.11, 70,848.68 and 31,185.27

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Solution

The fourth proportional to 51,325.11, 70,848.68 and 31,185.27 is: 43,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,325.11 : 70,848.68 = 31,185.27 : x
  2. Step 2: Convert to fraction form
    51,325.11/70,848.68 = 31,185.27/x
  3. Step 3: Cross multiply
    51,325.11x = 70,848.68 × 31,185.27
  4. Step 4: Simplify right side
    51,325.11x = 2,209,435,059.02
  5. Step 5: Solve for x
    x = 2,209,435,059.02/51,325.11
  6. Step 6: Final answer
    x = 43,047.84

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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.