Home / 187,325.16-258,508.98-105,654.48

Finding the Fourth Proportional to 187,325.16, 258,508.98 and 105,654.48

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Solution

The fourth proportional to 187,325.16, 258,508.98 and 105,654.48 is: 145,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,325.16 : 258,508.98 = 105,654.48 : x
  2. Step 2: Convert to fraction form
    187,325.16/258,508.98 = 105,654.48/x
  3. Step 3: Cross multiply
    187,325.16x = 258,508.98 × 105,654.48
  4. Step 4: Simplify right side
    187,325.16x = 27,312,631,857.23
  5. Step 5: Solve for x
    x = 27,312,631,857.23/187,325.16
  6. Step 6: Final answer
    x = 145,803.33

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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.