Home / 141,453.27-212,209.47-127,337.40

Finding the Fourth Proportional to 141,453.27, 212,209.47 and 127,337.40

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Solution

The fourth proportional to 141,453.27, 212,209.47 and 127,337.40 is: 191,032.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,453.27 : 212,209.47 = 127,337.40 : x
  2. Step 2: Convert to fraction form
    141,453.27/212,209.47 = 127,337.40/x
  3. Step 3: Cross multiply
    141,453.27x = 212,209.47 × 127,337.40
  4. Step 4: Simplify right side
    141,453.27x = 27,022,202,165.18
  5. Step 5: Solve for x
    x = 27,022,202,165.18/141,453.27
  6. Step 6: Final answer
    x = 191,032.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.