Home / 49,255.59-67,955.85-28,029.54

Finding the Fourth Proportional to 49,255.59, 67,955.85 and 28,029.54

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Solution

The fourth proportional to 49,255.59, 67,955.85 and 28,029.54 is: 38,671.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,255.59 : 67,955.85 = 28,029.54 : x
  2. Step 2: Convert to fraction form
    49,255.59/67,955.85 = 28,029.54/x
  3. Step 3: Cross multiply
    49,255.59x = 67,955.85 × 28,029.54
  4. Step 4: Simplify right side
    49,255.59x = 1,904,771,215.81
  5. Step 5: Solve for x
    x = 1,904,771,215.81/49,255.59
  6. Step 6: Final answer
    x = 38,671.17

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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.