Home / 168,130.20-232,019.40-92,678.76

Finding the Fourth Proportional to 168,130.20, 232,019.40 and 92,678.76

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Solution

The fourth proportional to 168,130.20, 232,019.40 and 92,678.76 is: 127,896.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,130.20 : 232,019.40 = 92,678.76 : x
  2. Step 2: Convert to fraction form
    168,130.20/232,019.40 = 92,678.76/x
  3. Step 3: Cross multiply
    168,130.20x = 232,019.40 × 92,678.76
  4. Step 4: Simplify right side
    168,130.20x = 21,503,270,287.94
  5. Step 5: Solve for x
    x = 21,503,270,287.94/168,130.20
  6. Step 6: Final answer
    x = 127,896.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.