Home / 58,631.36-87,963.44-19,216.14

Finding the Fourth Proportional to 58,631.36, 87,963.44 and 19,216.14

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Solution

The fourth proportional to 58,631.36, 87,963.44 and 19,216.14 is: 28,829.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,631.36 : 87,963.44 = 19,216.14 : x
  2. Step 2: Convert to fraction form
    58,631.36/87,963.44 = 19,216.14/x
  3. Step 3: Cross multiply
    58,631.36x = 87,963.44 × 19,216.14
  4. Step 4: Simplify right side
    58,631.36x = 1,690,317,681.84
  5. Step 5: Solve for x
    x = 1,690,317,681.84/58,631.36
  6. Step 6: Final answer
    x = 28,829.59

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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.