Home / 141,235.92-194,905.44-77,573.16

Finding the Fourth Proportional to 141,235.92, 194,905.44 and 77,573.16

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Solution

The fourth proportional to 141,235.92, 194,905.44 and 77,573.16 is: 107,050.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,235.92 : 194,905.44 = 77,573.16 : x
  2. Step 2: Convert to fraction form
    141,235.92/194,905.44 = 77,573.16/x
  3. Step 3: Cross multiply
    141,235.92x = 194,905.44 × 77,573.16
  4. Step 4: Simplify right side
    141,235.92x = 15,119,430,881.99
  5. Step 5: Solve for x
    x = 15,119,430,881.99/141,235.92
  6. Step 6: Final answer
    x = 107,050.89

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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.