Home / 118,048.46-162,888.26-66,355.37

Finding the Fourth Proportional to 118,048.46, 162,888.26 and 66,355.37

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Solution

The fourth proportional to 118,048.46, 162,888.26 and 66,355.37 is: 91,559.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,048.46 : 162,888.26 = 66,355.37 : x
  2. Step 2: Convert to fraction form
    118,048.46/162,888.26 = 66,355.37/x
  3. Step 3: Cross multiply
    118,048.46x = 162,888.26 × 66,355.37
  4. Step 4: Simplify right side
    118,048.46x = 10,808,509,614.74
  5. Step 5: Solve for x
    x = 10,808,509,614.74/118,048.46
  6. Step 6: Final answer
    x = 91,559.94

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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.