Home / 141,809.94-195,471.63-139,010.58

Finding the Fourth Proportional to 141,809.94, 195,471.63 and 139,010.58

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Solution

The fourth proportional to 141,809.94, 195,471.63 and 139,010.58 is: 191,612.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,809.94 : 195,471.63 = 139,010.58 : x
  2. Step 2: Convert to fraction form
    141,809.94/195,471.63 = 139,010.58/x
  3. Step 3: Cross multiply
    141,809.94x = 195,471.63 × 139,010.58
  4. Step 4: Simplify right side
    141,809.94x = 27,172,624,659.85
  5. Step 5: Solve for x
    x = 27,172,624,659.85/141,809.94
  6. Step 6: Final answer
    x = 191,612.98

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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.