Home / 116,050.34-173,780.10-76,487.51

Finding the Fourth Proportional to 116,050.34, 173,780.10 and 76,487.51

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Solution

The fourth proportional to 116,050.34, 173,780.10 and 76,487.51 is: 114,536.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,050.34 : 173,780.10 = 76,487.51 : x
  2. Step 2: Convert to fraction form
    116,050.34/173,780.10 = 76,487.51/x
  3. Step 3: Cross multiply
    116,050.34x = 173,780.10 × 76,487.51
  4. Step 4: Simplify right side
    116,050.34x = 13,292,007,571.00
  5. Step 5: Solve for x
    x = 13,292,007,571.00/116,050.34
  6. Step 6: Final answer
    x = 114,536.56

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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.