Home / 187,554.78-281,273.40-54,444.24

Finding the Fourth Proportional to 187,554.78, 281,273.40 and 54,444.24

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Solution

The fourth proportional to 187,554.78, 281,273.40 and 54,444.24 is: 81,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,554.78 : 281,273.40 = 54,444.24 : x
  2. Step 2: Convert to fraction form
    187,554.78/281,273.40 = 54,444.24/x
  3. Step 3: Cross multiply
    187,554.78x = 281,273.40 × 54,444.24
  4. Step 4: Simplify right side
    187,554.78x = 15,313,716,495.22
  5. Step 5: Solve for x
    x = 15,313,716,495.22/187,554.78
  6. Step 6: Final answer
    x = 81,649.30

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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.