Home / 49,088.97-67,741.80-28,946.70

Finding the Fourth Proportional to 49,088.97, 67,741.80 and 28,946.70

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Solution

The fourth proportional to 49,088.97, 67,741.80 and 28,946.70 is: 39,945.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,088.97 : 67,741.80 = 28,946.70 : x
  2. Step 2: Convert to fraction form
    49,088.97/67,741.80 = 28,946.70/x
  3. Step 3: Cross multiply
    49,088.97x = 67,741.80 × 28,946.70
  4. Step 4: Simplify right side
    49,088.97x = 1,960,901,562.06
  5. Step 5: Solve for x
    x = 1,960,901,562.06/49,088.97
  6. Step 6: Final answer
    x = 39,945.87

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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.