Home / 153,020.60-229,530.90-106,364.60

Finding the Fourth Proportional to 153,020.60, 229,530.90 and 106,364.60

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Solution

The fourth proportional to 153,020.60, 229,530.90 and 106,364.60 is: 159,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,020.60 : 229,530.90 = 106,364.60 : x
  2. Step 2: Convert to fraction form
    153,020.60/229,530.90 = 106,364.60/x
  3. Step 3: Cross multiply
    153,020.60x = 229,530.90 × 106,364.60
  4. Step 4: Simplify right side
    153,020.60x = 24,413,962,366.14
  5. Step 5: Solve for x
    x = 24,413,962,366.14/153,020.60
  6. Step 6: Final answer
    x = 159,546.90

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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.