Home / 187,500.60-258,744.45-102,615.84

Finding the Fourth Proportional to 187,500.60, 258,744.45 and 102,615.84

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Solution

The fourth proportional to 187,500.60, 258,744.45 and 102,615.84 is: 141,606.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,500.60 : 258,744.45 = 102,615.84 : x
  2. Step 2: Convert to fraction form
    187,500.60/258,744.45 = 102,615.84/x
  3. Step 3: Cross multiply
    187,500.60x = 258,744.45 × 102,615.84
  4. Step 4: Simplify right side
    187,500.60x = 26,551,279,082.09
  5. Step 5: Solve for x
    x = 26,551,279,082.09/187,500.60
  6. Step 6: Final answer
    x = 141,606.37

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1.5x scale

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.