Home / 141,812.94-195,475.77-139,013.58

Finding the Fourth Proportional to 141,812.94, 195,475.77 and 139,013.58

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Solution

The fourth proportional to 141,812.94, 195,475.77 and 139,013.58 is: 191,617.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,812.94 : 195,475.77 = 139,013.58 : x
  2. Step 2: Convert to fraction form
    141,812.94/195,475.77 = 139,013.58/x
  3. Step 3: Cross multiply
    141,812.94x = 195,475.77 × 139,013.58
  4. Step 4: Simplify right side
    141,812.94x = 27,173,786,590.96
  5. Step 5: Solve for x
    x = 27,173,786,590.96/141,812.94
  6. Step 6: Final answer
    x = 191,617.12

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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.