Home / 114,158.79-157,539.33-63,173.67

Finding the Fourth Proportional to 114,158.79, 157,539.33 and 63,173.67

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Solution

The fourth proportional to 114,158.79, 157,539.33 and 63,173.67 is: 87,179.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,158.79 : 157,539.33 = 63,173.67 : x
  2. Step 2: Convert to fraction form
    114,158.79/157,539.33 = 63,173.67/x
  3. Step 3: Cross multiply
    114,158.79x = 157,539.33 × 63,173.67
  4. Step 4: Simplify right side
    114,158.79x = 9,952,337,645.44
  5. Step 5: Solve for x
    x = 9,952,337,645.44/114,158.79
  6. Step 6: Final answer
    x = 87,179.78

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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.