Home / 97,924.86-135,133.65-55,487.34

Finding the Fourth Proportional to 97,924.86, 135,133.65 and 55,487.34

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Solution

The fourth proportional to 97,924.86, 135,133.65 and 55,487.34 is: 76,571.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,924.86 : 135,133.65 = 55,487.34 : x
  2. Step 2: Convert to fraction form
    97,924.86/135,133.65 = 55,487.34/x
  3. Step 3: Cross multiply
    97,924.86x = 135,133.65 × 55,487.34
  4. Step 4: Simplify right side
    97,924.86x = 7,498,206,782.99
  5. Step 5: Solve for x
    x = 7,498,206,782.99/97,924.86
  6. Step 6: Final answer
    x = 76,571.02

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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.