Home / 116,142.58-174,138.99-49,626.10

Finding the Fourth Proportional to 116,142.58, 174,138.99 and 49,626.10

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Solution

The fourth proportional to 116,142.58, 174,138.99 and 49,626.10 is: 74,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,142.58 : 174,138.99 = 49,626.10 : x
  2. Step 2: Convert to fraction form
    116,142.58/174,138.99 = 49,626.10/x
  3. Step 3: Cross multiply
    116,142.58x = 174,138.99 × 49,626.10
  4. Step 4: Simplify right side
    116,142.58x = 8,641,838,931.64
  5. Step 5: Solve for x
    x = 8,641,838,931.64/116,142.58
  6. Step 6: Final answer
    x = 74,407.15

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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.