Home / 141,222.03-194,887.93-77,559.83

Finding the Fourth Proportional to 141,222.03, 194,887.93 and 77,559.83

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Solution

The fourth proportional to 141,222.03, 194,887.93 and 77,559.83 is: 107,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,222.03 : 194,887.93 = 77,559.83 : x
  2. Step 2: Convert to fraction form
    141,222.03/194,887.93 = 77,559.83/x
  3. Step 3: Cross multiply
    141,222.03x = 194,887.93 × 77,559.83
  4. Step 4: Simplify right side
    141,222.03x = 15,115,473,745.41
  5. Step 5: Solve for x
    x = 15,115,473,745.41/141,222.03
  6. Step 6: Final answer
    x = 107,033.40

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1.5x scale

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.