Home / 141,064.98-194,673.24-77,402.76

Finding the Fourth Proportional to 141,064.98, 194,673.24 and 77,402.76

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Solution

The fourth proportional to 141,064.98, 194,673.24 and 77,402.76 is: 106,817.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,064.98 : 194,673.24 = 77,402.76 : x
  2. Step 2: Convert to fraction form
    141,064.98/194,673.24 = 77,402.76/x
  3. Step 3: Cross multiply
    141,064.98x = 194,673.24 × 77,402.76
  4. Step 4: Simplify right side
    141,064.98x = 15,068,246,074.14
  5. Step 5: Solve for x
    x = 15,068,246,074.14/141,064.98
  6. Step 6: Final answer
    x = 106,817.77

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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.