Home / 141,224.40-194,891.00-77,563.53

Finding the Fourth Proportional to 141,224.40, 194,891.00 and 77,563.53

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Solution

The fourth proportional to 141,224.40, 194,891.00 and 77,563.53 is: 107,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,224.40 : 194,891.00 = 77,563.53 : x
  2. Step 2: Convert to fraction form
    141,224.40/194,891.00 = 77,563.53/x
  3. Step 3: Cross multiply
    141,224.40x = 194,891.00 × 77,563.53
  4. Step 4: Simplify right side
    141,224.40x = 15,116,433,537.41
  5. Step 5: Solve for x
    x = 15,116,433,537.41/141,224.40
  6. Step 6: Final answer
    x = 107,038.40

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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.