Home / 187,532.18-258,784.44-102,632.84

Finding the Fourth Proportional to 187,532.18, 258,784.44 and 102,632.84

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Solution

The fourth proportional to 187,532.18, 258,784.44 and 102,632.84 is: 141,627.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,532.18 : 258,784.44 = 102,632.84 : x
  2. Step 2: Convert to fraction form
    187,532.18/258,784.44 = 102,632.84/x
  3. Step 3: Cross multiply
    187,532.18x = 258,784.44 × 102,632.84
  4. Step 4: Simplify right side
    187,532.18x = 26,559,782,025.01
  5. Step 5: Solve for x
    x = 26,559,782,025.01/187,532.18
  6. Step 6: Final answer
    x = 141,627.86

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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.