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Finding the Fourth Proportional to 187,888.56, 259,289.56 and 101,850.36

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Solution

The fourth proportional to 187,888.56, 259,289.56 and 101,850.36 is: 140,555.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,888.56 : 259,289.56 = 101,850.36 : x
  2. Step 2: Convert to fraction form
    187,888.56/259,289.56 = 101,850.36/x
  3. Step 3: Cross multiply
    187,888.56x = 259,289.56 × 101,850.36
  4. Step 4: Simplify right side
    187,888.56x = 26,408,735,030.24
  5. Step 5: Solve for x
    x = 26,408,735,030.24/187,888.56
  6. Step 6: Final answer
    x = 140,555.31

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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.