Home / 155,262.40-232,893.60-102,118.30

Finding the Fourth Proportional to 155,262.40, 232,893.60 and 102,118.30

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Solution

The fourth proportional to 155,262.40, 232,893.60 and 102,118.30 is: 153,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,262.40 : 232,893.60 = 102,118.30 : x
  2. Step 2: Convert to fraction form
    155,262.40/232,893.60 = 102,118.30/x
  3. Step 3: Cross multiply
    155,262.40x = 232,893.60 × 102,118.30
  4. Step 4: Simplify right side
    155,262.40x = 23,782,698,512.88
  5. Step 5: Solve for x
    x = 23,782,698,512.88/155,262.40
  6. Step 6: Final answer
    x = 153,177.45

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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.