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Finding the Fourth Proportional to 194,588.40, 291,804.48 and 94,719.48

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Solution

The fourth proportional to 194,588.40, 291,804.48 and 94,719.48 is: 142,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,588.40 : 291,804.48 = 94,719.48 : x
  2. Step 2: Convert to fraction form
    194,588.40/291,804.48 = 94,719.48/x
  3. Step 3: Cross multiply
    194,588.40x = 291,804.48 × 94,719.48
  4. Step 4: Simplify right side
    194,588.40x = 27,639,568,607.27
  5. Step 5: Solve for x
    x = 27,639,568,607.27/194,588.40
  6. Step 6: Final answer
    x = 142,041.19

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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.