Home / 141,266.95-194,944.65-77,604.86

Finding the Fourth Proportional to 141,266.95, 194,944.65 and 77,604.86

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Solution

The fourth proportional to 141,266.95, 194,944.65 and 77,604.86 is: 107,092.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,266.95 : 194,944.65 = 77,604.86 : x
  2. Step 2: Convert to fraction form
    141,266.95/194,944.65 = 77,604.86/x
  3. Step 3: Cross multiply
    141,266.95x = 194,944.65 × 77,604.86
  4. Step 4: Simplify right side
    141,266.95x = 15,128,652,271.00
  5. Step 5: Solve for x
    x = 15,128,652,271.00/141,266.95
  6. Step 6: Final answer
    x = 107,092.65

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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.