Home / 55,669.67-76,828.98-30,524.03

Finding the Fourth Proportional to 55,669.67, 76,828.98 and 30,524.03

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Solution

The fourth proportional to 55,669.67, 76,828.98 and 30,524.03 is: 42,125.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,669.67 : 76,828.98 = 30,524.03 : x
  2. Step 2: Convert to fraction form
    55,669.67/76,828.98 = 30,524.03/x
  3. Step 3: Cross multiply
    55,669.67x = 76,828.98 × 30,524.03
  4. Step 4: Simplify right side
    55,669.67x = 2,345,130,090.39
  5. Step 5: Solve for x
    x = 2,345,130,090.39/55,669.67
  6. Step 6: Final answer
    x = 42,125.81

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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.