Home / 58,270.49-87,383.76-18,817.01

Finding the Fourth Proportional to 58,270.49, 87,383.76 and 18,817.01

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Solution

The fourth proportional to 58,270.49, 87,383.76 and 18,817.01 is: 28,218.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,270.49 : 87,383.76 = 18,817.01 : x
  2. Step 2: Convert to fraction form
    58,270.49/87,383.76 = 18,817.01/x
  3. Step 3: Cross multiply
    58,270.49x = 87,383.76 × 18,817.01
  4. Step 4: Simplify right side
    58,270.49x = 1,644,301,085.76
  5. Step 5: Solve for x
    x = 1,644,301,085.76/58,270.49
  6. Step 6: Final answer
    x = 28,218.42

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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.