Home / 57,983.36-86,975.86-16,430.36

Finding the Fourth Proportional to 57,983.36, 86,975.86 and 16,430.36

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Solution

The fourth proportional to 57,983.36, 86,975.86 and 16,430.36 is: 24,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,983.36 : 86,975.86 = 16,430.36 : x
  2. Step 2: Convert to fraction form
    57,983.36/86,975.86 = 16,430.36/x
  3. Step 3: Cross multiply
    57,983.36x = 86,975.86 × 16,430.36
  4. Step 4: Simplify right side
    57,983.36x = 1,429,044,691.11
  5. Step 5: Solve for x
    x = 1,429,044,691.11/57,983.36
  6. Step 6: Final answer
    x = 24,645.77

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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.