Home / 104,860.56-157,289.88-42,516.24

Finding the Fourth Proportional to 104,860.56, 157,289.88 and 42,516.24

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Solution

The fourth proportional to 104,860.56, 157,289.88 and 42,516.24 is: 63,773.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,860.56 : 157,289.88 = 42,516.24 : x
  2. Step 2: Convert to fraction form
    104,860.56/157,289.88 = 42,516.24/x
  3. Step 3: Cross multiply
    104,860.56x = 157,289.88 × 42,516.24
  4. Step 4: Simplify right side
    104,860.56x = 6,687,374,287.65
  5. Step 5: Solve for x
    x = 6,687,374,287.65/104,860.56
  6. Step 6: Final answer
    x = 63,773.97

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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.