Home / 187,562.23-258,865.91-107,015.93

Finding the Fourth Proportional to 187,562.23, 258,865.91 and 107,015.93

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Solution

The fourth proportional to 187,562.23, 258,865.91 and 107,015.93 is: 147,699.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,562.23 : 258,865.91 = 107,015.93 : x
  2. Step 2: Convert to fraction form
    187,562.23/258,865.91 = 107,015.93/x
  3. Step 3: Cross multiply
    187,562.23x = 258,865.91 × 107,015.93
  4. Step 4: Simplify right side
    187,562.23x = 27,702,775,646.59
  5. Step 5: Solve for x
    x = 27,702,775,646.59/187,562.23
  6. Step 6: Final answer
    x = 147,699.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.