Home / 214,639.11-296,187.15-119,138.28

Finding the Fourth Proportional to 214,639.11, 296,187.15 and 119,138.28

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Solution

The fourth proportional to 214,639.11, 296,187.15 and 119,138.28 is: 164,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,639.11 : 296,187.15 = 119,138.28 : x
  2. Step 2: Convert to fraction form
    214,639.11/296,187.15 = 119,138.28/x
  3. Step 3: Cross multiply
    214,639.11x = 296,187.15 × 119,138.28
  4. Step 4: Simplify right side
    214,639.11x = 35,287,227,013.41
  5. Step 5: Solve for x
    x = 35,287,227,013.41/214,639.11
  6. Step 6: Final answer
    x = 164,402.60

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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.