Home / 236,071.50-325,778.67-130,087.50

Finding the Fourth Proportional to 236,071.50, 325,778.67 and 130,087.50

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Solution

The fourth proportional to 236,071.50, 325,778.67 and 130,087.50 is: 179,520.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,071.50 : 325,778.67 = 130,087.50 : x
  2. Step 2: Convert to fraction form
    236,071.50/325,778.67 = 130,087.50/x
  3. Step 3: Cross multiply
    236,071.50x = 325,778.67 × 130,087.50
  4. Step 4: Simplify right side
    236,071.50x = 42,379,732,733.63
  5. Step 5: Solve for x
    x = 42,379,732,733.63/236,071.50
  6. Step 6: Final answer
    x = 179,520.75

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1.5x scale

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.