Home / 98,023.81-146,798.87-55,775.89

Finding the Fourth Proportional to 98,023.81, 146,798.87 and 55,775.89

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Solution

The fourth proportional to 98,023.81, 146,798.87 and 55,775.89 is: 83,529.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,023.81 : 146,798.87 = 55,775.89 : x
  2. Step 2: Convert to fraction form
    98,023.81/146,798.87 = 55,775.89/x
  3. Step 3: Cross multiply
    98,023.81x = 146,798.87 × 55,775.89
  4. Step 4: Simplify right side
    98,023.81x = 8,187,836,612.37
  5. Step 5: Solve for x
    x = 8,187,836,612.37/98,023.81
  6. Step 6: Final answer
    x = 83,529.06

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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.