Home / 119,252.75-178,887.40-40,340.30

Finding the Fourth Proportional to 119,252.75, 178,887.40 and 40,340.30

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Solution

The fourth proportional to 119,252.75, 178,887.40 and 40,340.30 is: 60,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,252.75 : 178,887.40 = 40,340.30 : x
  2. Step 2: Convert to fraction form
    119,252.75/178,887.40 = 40,340.30/x
  3. Step 3: Cross multiply
    119,252.75x = 178,887.40 × 40,340.30
  4. Step 4: Simplify right side
    119,252.75x = 7,216,370,386.93
  5. Step 5: Solve for x
    x = 7,216,370,386.93/119,252.75
  6. Step 6: Final answer
    x = 60,513.24

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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.