Home / 58,501.72-87,752.35-14,128.41

Finding the Fourth Proportional to 58,501.72, 87,752.35 and 14,128.41

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Solution

The fourth proportional to 58,501.72, 87,752.35 and 14,128.41 is: 21,192.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,501.72 : 87,752.35 = 14,128.41 : x
  2. Step 2: Convert to fraction form
    58,501.72/87,752.35 = 14,128.41/x
  3. Step 3: Cross multiply
    58,501.72x = 87,752.35 × 14,128.41
  4. Step 4: Simplify right side
    58,501.72x = 1,239,801,179.26
  5. Step 5: Solve for x
    x = 1,239,801,179.26/58,501.72
  6. Step 6: Final answer
    x = 21,192.56

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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.