Home / 58,435.56-87,537.96-38,654.28

Finding the Fourth Proportional to 58,435.56, 87,537.96 and 38,654.28

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Solution

The fourth proportional to 58,435.56, 87,537.96 and 38,654.28 is: 57,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,435.56 : 87,537.96 = 38,654.28 : x
  2. Step 2: Convert to fraction form
    58,435.56/87,537.96 = 38,654.28/x
  3. Step 3: Cross multiply
    58,435.56x = 87,537.96 × 38,654.28
  4. Step 4: Simplify right side
    58,435.56x = 3,383,716,816.47
  5. Step 5: Solve for x
    x = 3,383,716,816.47/58,435.56
  6. Step 6: Final answer
    x = 57,905.10

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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.