Home / 116,143.08-174,139.74-49,626.60

Finding the Fourth Proportional to 116,143.08, 174,139.74 and 49,626.60

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Solution

The fourth proportional to 116,143.08, 174,139.74 and 49,626.60 is: 74,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,143.08 : 174,139.74 = 49,626.60 : x
  2. Step 2: Convert to fraction form
    116,143.08/174,139.74 = 49,626.60/x
  3. Step 3: Cross multiply
    116,143.08x = 174,139.74 × 49,626.60
  4. Step 4: Simplify right side
    116,143.08x = 8,641,963,221.08
  5. Step 5: Solve for x
    x = 8,641,963,221.08/116,143.08
  6. Step 6: Final answer
    x = 74,407.90

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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.