Home / 187,628.60-281,467.22-61,224.36

Finding the Fourth Proportional to 187,628.60, 281,467.22 and 61,224.36

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Solution

The fourth proportional to 187,628.60, 281,467.22 and 61,224.36 is: 91,844.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,628.60 : 281,467.22 = 61,224.36 : x
  2. Step 2: Convert to fraction form
    187,628.60/281,467.22 = 61,224.36/x
  3. Step 3: Cross multiply
    187,628.60x = 281,467.22 × 61,224.36
  4. Step 4: Simplify right side
    187,628.60x = 17,232,650,405.48
  5. Step 5: Solve for x
    x = 17,232,650,405.48/187,628.60
  6. Step 6: Final answer
    x = 91,844.48

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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.