Home / 187,328.24-258,507.73-102,443.48

Finding the Fourth Proportional to 187,328.24, 258,507.73 and 102,443.48

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Solution

The fourth proportional to 187,328.24, 258,507.73 and 102,443.48 is: 141,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,328.24 : 258,507.73 = 102,443.48 : x
  2. Step 2: Convert to fraction form
    187,328.24/258,507.73 = 102,443.48/x
  3. Step 3: Cross multiply
    187,328.24x = 258,507.73 × 102,443.48
  4. Step 4: Simplify right side
    187,328.24x = 26,482,432,439.00
  5. Step 5: Solve for x
    x = 26,482,432,439.00/187,328.24
  6. Step 6: Final answer
    x = 141,369.14

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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.