Home / 141,581.13-195,385.89-77,050.96

Finding the Fourth Proportional to 141,581.13, 195,385.89 and 77,050.96

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Solution

The fourth proportional to 141,581.13, 195,385.89 and 77,050.96 is: 106,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,581.13 : 195,385.89 = 77,050.96 : x
  2. Step 2: Convert to fraction form
    141,581.13/195,385.89 = 77,050.96/x
  3. Step 3: Cross multiply
    141,581.13x = 195,385.89 × 77,050.96
  4. Step 4: Simplify right side
    141,581.13x = 15,054,670,861.06
  5. Step 5: Solve for x
    x = 15,054,670,861.06/141,581.13
  6. Step 6: Final answer
    x = 106,332.47

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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.