Home / 187,593.75-258,904.08-107,002.80

Finding the Fourth Proportional to 187,593.75, 258,904.08 and 107,002.80

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Solution

The fourth proportional to 187,593.75, 258,904.08 and 107,002.80 is: 147,677.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,593.75 : 258,904.08 = 107,002.80 : x
  2. Step 2: Convert to fraction form
    187,593.75/258,904.08 = 107,002.80/x
  3. Step 3: Cross multiply
    187,593.75x = 258,904.08 × 107,002.80
  4. Step 4: Simplify right side
    187,593.75x = 27,703,461,491.42
  5. Step 5: Solve for x
    x = 27,703,461,491.42/187,593.75
  6. Step 6: Final answer
    x = 147,677.96

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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.