Home / 119,043.03-178,496.88-92,015.81

Finding the Fourth Proportional to 119,043.03, 178,496.88 and 92,015.81

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Solution

The fourth proportional to 119,043.03, 178,496.88 and 92,015.81 is: 137,971.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,043.03 : 178,496.88 = 92,015.81 : x
  2. Step 2: Convert to fraction form
    119,043.03/178,496.88 = 92,015.81/x
  3. Step 3: Cross multiply
    119,043.03x = 178,496.88 × 92,015.81
  4. Step 4: Simplify right side
    119,043.03x = 16,424,534,427.49
  5. Step 5: Solve for x
    x = 16,424,534,427.49/119,043.03
  6. Step 6: Final answer
    x = 137,971.40

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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.