Home / 124,829.34-187,078.41-54,632.22

Finding the Fourth Proportional to 124,829.34, 187,078.41 and 54,632.22

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Solution

The fourth proportional to 124,829.34, 187,078.41 and 54,632.22 is: 81,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,829.34 : 187,078.41 = 54,632.22 : x
  2. Step 2: Convert to fraction form
    124,829.34/187,078.41 = 54,632.22/x
  3. Step 3: Cross multiply
    124,829.34x = 187,078.41 × 54,632.22
  4. Step 4: Simplify right side
    124,829.34x = 10,220,508,852.37
  5. Step 5: Solve for x
    x = 10,220,508,852.37/124,829.34
  6. Step 6: Final answer
    x = 81,875.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.