Home / 116,510.40-174,279.60-106,129.44

Finding the Fourth Proportional to 116,510.40, 174,279.60 and 106,129.44

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Solution

The fourth proportional to 116,510.40, 174,279.60 and 106,129.44 is: 158,751.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,510.40 : 174,279.60 = 106,129.44 : x
  2. Step 2: Convert to fraction form
    116,510.40/174,279.60 = 106,129.44/x
  3. Step 3: Cross multiply
    116,510.40x = 174,279.60 × 106,129.44
  4. Step 4: Simplify right side
    116,510.40x = 18,496,196,351.42
  5. Step 5: Solve for x
    x = 18,496,196,351.42/116,510.40
  6. Step 6: Final answer
    x = 158,751.46

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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.