Home / 187,424.30-258,645.21-102,541.16

Finding the Fourth Proportional to 187,424.30, 258,645.21 and 102,541.16

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Solution

The fourth proportional to 187,424.30, 258,645.21 and 102,541.16 is: 141,506.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,424.30 : 258,645.21 = 102,541.16 : x
  2. Step 2: Convert to fraction form
    187,424.30/258,645.21 = 102,541.16/x
  3. Step 3: Cross multiply
    187,424.30x = 258,645.21 × 102,541.16
  4. Step 4: Simplify right side
    187,424.30x = 26,521,779,861.84
  5. Step 5: Solve for x
    x = 26,521,779,861.84/187,424.30
  6. Step 6: Final answer
    x = 141,506.62

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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.