Home / 167,526.23-250,928.48-78,646.55

Finding the Fourth Proportional to 167,526.23, 250,928.48 and 78,646.55

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Solution

The fourth proportional to 167,526.23, 250,928.48 and 78,646.55 is: 117,800.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,526.23 : 250,928.48 = 78,646.55 : x
  2. Step 2: Convert to fraction form
    167,526.23/250,928.48 = 78,646.55/x
  3. Step 3: Cross multiply
    167,526.23x = 250,928.48 × 78,646.55
  4. Step 4: Simplify right side
    167,526.23x = 19,734,658,190.72
  5. Step 5: Solve for x
    x = 19,734,658,190.72/167,526.23
  6. Step 6: Final answer
    x = 117,800.41

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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.