Home / 114,118.46-157,430.42-73,845.24

Finding the Fourth Proportional to 114,118.46, 157,430.42 and 73,845.24

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Solution

The fourth proportional to 114,118.46, 157,430.42 and 73,845.24 is: 101,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,118.46 : 157,430.42 = 73,845.24 : x
  2. Step 2: Convert to fraction form
    114,118.46/157,430.42 = 73,845.24/x
  3. Step 3: Cross multiply
    114,118.46x = 157,430.42 × 73,845.24
  4. Step 4: Simplify right side
    114,118.46x = 11,625,487,148.20
  5. Step 5: Solve for x
    x = 11,625,487,148.20/114,118.46
  6. Step 6: Final answer
    x = 101,872.10

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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.