Home / 127,826.17-191,738.93-37,875.89

Finding the Fourth Proportional to 127,826.17, 191,738.93 and 37,875.89

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Solution

The fourth proportional to 127,826.17, 191,738.93 and 37,875.89 is: 56,813.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,826.17 : 191,738.93 = 37,875.89 : x
  2. Step 2: Convert to fraction form
    127,826.17/191,738.93 = 37,875.89/x
  3. Step 3: Cross multiply
    127,826.17x = 191,738.93 × 37,875.89
  4. Step 4: Simplify right side
    127,826.17x = 7,262,281,757.39
  5. Step 5: Solve for x
    x = 7,262,281,757.39/127,826.17
  6. Step 6: Final answer
    x = 56,813.73

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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.