Home / 117,646.58-176,325.32-54,381.11

Finding the Fourth Proportional to 117,646.58, 176,325.32 and 54,381.11

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Solution

The fourth proportional to 117,646.58, 176,325.32 and 54,381.11 is: 81,504.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,646.58 : 176,325.32 = 54,381.11 : x
  2. Step 2: Convert to fraction form
    117,646.58/176,325.32 = 54,381.11/x
  3. Step 3: Cross multiply
    117,646.58x = 176,325.32 × 54,381.11
  4. Step 4: Simplify right side
    117,646.58x = 9,588,765,877.03
  5. Step 5: Solve for x
    x = 9,588,765,877.03/117,646.58
  6. Step 6: Final answer
    x = 81,504.84

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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.