Home / 58,384.44-87,588.96-18,938.48

Finding the Fourth Proportional to 58,384.44, 87,588.96 and 18,938.48

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Solution

The fourth proportional to 58,384.44, 87,588.96 and 18,938.48 is: 28,411.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,384.44 : 87,588.96 = 18,938.48 : x
  2. Step 2: Convert to fraction form
    58,384.44/87,588.96 = 18,938.48/x
  3. Step 3: Cross multiply
    58,384.44x = 87,588.96 × 18,938.48
  4. Step 4: Simplify right side
    58,384.44x = 1,658,801,767.18
  5. Step 5: Solve for x
    x = 1,658,801,767.18/58,384.44
  6. Step 6: Final answer
    x = 28,411.71

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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.