Home / 194,719.60-292,128-54,477.01

Finding the Fourth Proportional to 194,719.60, 292,128 and 54,477.01

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Solution

The fourth proportional to 194,719.60, 292,128 and 54,477.01 is: 81,729.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,719.60 : 292,128 = 54,477.01 : x
  2. Step 2: Convert to fraction form
    194,719.60/292,128 = 54,477.01/x
  3. Step 3: Cross multiply
    194,719.60x = 292,128 × 54,477.01
  4. Step 4: Simplify right side
    194,719.60x = 15,914,259,977.28
  5. Step 5: Solve for x
    x = 15,914,259,977.28/194,719.60
  6. Step 6: Final answer
    x = 81,729.11

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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.