Home / 71,303.90-106,921.23-35,749.94

Finding the Fourth Proportional to 71,303.90, 106,921.23 and 35,749.94

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Solution

The fourth proportional to 71,303.90, 106,921.23 and 35,749.94 is: 53,607.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,303.90 : 106,921.23 = 35,749.94 : x
  2. Step 2: Convert to fraction form
    71,303.90/106,921.23 = 35,749.94/x
  3. Step 3: Cross multiply
    71,303.90x = 106,921.23 × 35,749.94
  4. Step 4: Simplify right side
    71,303.90x = 3,822,427,557.23
  5. Step 5: Solve for x
    x = 3,822,427,557.23/71,303.90
  6. Step 6: Final answer
    x = 53,607.56

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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.