Home / 57,505.86-86,266.80-18,066.06

Finding the Fourth Proportional to 57,505.86, 86,266.80 and 18,066.06

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Solution

The fourth proportional to 57,505.86, 86,266.80 and 18,066.06 is: 27,101.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,505.86 : 86,266.80 = 18,066.06 : x
  2. Step 2: Convert to fraction form
    57,505.86/86,266.80 = 18,066.06/x
  3. Step 3: Cross multiply
    57,505.86x = 86,266.80 × 18,066.06
  4. Step 4: Simplify right side
    57,505.86x = 1,558,501,184.81
  5. Step 5: Solve for x
    x = 1,558,501,184.81/57,505.86
  6. Step 6: Final answer
    x = 27,101.61

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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.