Home / 141,553.92-195,338.51-77,023.41

Finding the Fourth Proportional to 141,553.92, 195,338.51 and 77,023.41

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Solution

The fourth proportional to 141,553.92, 195,338.51 and 77,023.41 is: 106,289.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,553.92 : 195,338.51 = 77,023.41 : x
  2. Step 2: Convert to fraction form
    141,553.92/195,338.51 = 77,023.41/x
  3. Step 3: Cross multiply
    141,553.92x = 195,338.51 × 77,023.41
  4. Step 4: Simplify right side
    141,553.92x = 15,045,637,315.72
  5. Step 5: Solve for x
    x = 15,045,637,315.72/141,553.92
  6. Step 6: Final answer
    x = 106,289.09

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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.