Home / 107,007.85-160,473.90-31,090.60

Finding the Fourth Proportional to 107,007.85, 160,473.90 and 31,090.60

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Solution

The fourth proportional to 107,007.85, 160,473.90 and 31,090.60 is: 46,624.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,007.85 : 160,473.90 = 31,090.60 : x
  2. Step 2: Convert to fraction form
    107,007.85/160,473.90 = 31,090.60/x
  3. Step 3: Cross multiply
    107,007.85x = 160,473.90 × 31,090.60
  4. Step 4: Simplify right side
    107,007.85x = 4,989,229,835.34
  5. Step 5: Solve for x
    x = 4,989,229,835.34/107,007.85
  6. Step 6: Final answer
    x = 46,624.90

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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.