Home / 167,129.07-250,770.16-72,388.23

Finding the Fourth Proportional to 167,129.07, 250,770.16 and 72,388.23

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Solution

The fourth proportional to 167,129.07, 250,770.16 and 72,388.23 is: 108,615.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,129.07 : 250,770.16 = 72,388.23 : x
  2. Step 2: Convert to fraction form
    167,129.07/250,770.16 = 72,388.23/x
  3. Step 3: Cross multiply
    167,129.07x = 250,770.16 × 72,388.23
  4. Step 4: Simplify right side
    167,129.07x = 18,152,808,019.22
  5. Step 5: Solve for x
    x = 18,152,808,019.22/167,129.07
  6. Step 6: Final answer
    x = 108,615.50

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1.5x scale

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.