Home / 116,844.20-174,863.10-70,130.60

Finding the Fourth Proportional to 116,844.20, 174,863.10 and 70,130.60

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Solution

The fourth proportional to 116,844.20, 174,863.10 and 70,130.60 is: 104,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,844.20 : 174,863.10 = 70,130.60 : x
  2. Step 2: Convert to fraction form
    116,844.20/174,863.10 = 70,130.60/x
  3. Step 3: Cross multiply
    116,844.20x = 174,863.10 × 70,130.60
  4. Step 4: Simplify right side
    116,844.20x = 12,263,254,120.86
  5. Step 5: Solve for x
    x = 12,263,254,120.86/116,844.20
  6. Step 6: Final answer
    x = 104,953.90

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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.