Home / 96,698.73-145,023.48-30,126.45

Finding the Fourth Proportional to 96,698.73, 145,023.48 and 30,126.45

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Solution

The fourth proportional to 96,698.73, 145,023.48 and 30,126.45 is: 45,182.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,698.73 : 145,023.48 = 30,126.45 : x
  2. Step 2: Convert to fraction form
    96,698.73/145,023.48 = 30,126.45/x
  3. Step 3: Cross multiply
    96,698.73x = 145,023.48 × 30,126.45
  4. Step 4: Simplify right side
    96,698.73x = 4,369,042,619.05
  5. Step 5: Solve for x
    x = 4,369,042,619.05/96,698.73
  6. Step 6: Final answer
    x = 45,182.01

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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.