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Finding the Fourth Proportional to 236,085.50, 325,797.99 and 130,101.50

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Solution

The fourth proportional to 236,085.50, 325,797.99 and 130,101.50 is: 179,540.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,085.50 : 325,797.99 = 130,101.50 : x
  2. Step 2: Convert to fraction form
    236,085.50/325,797.99 = 130,101.50/x
  3. Step 3: Cross multiply
    236,085.50x = 325,797.99 × 130,101.50
  4. Step 4: Simplify right side
    236,085.50x = 42,386,807,195.99
  5. Step 5: Solve for x
    x = 42,386,807,195.99/236,085.50
  6. Step 6: Final answer
    x = 179,540.07

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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.