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Finding the Fourth Proportional to 53,803.17, 80,746.88 and 37,279.17

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Solution

The fourth proportional to 53,803.17, 80,746.88 and 37,279.17 is: 55,947.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,803.17 : 80,746.88 = 37,279.17 : x
  2. Step 2: Convert to fraction form
    53,803.17/80,746.88 = 37,279.17/x
  3. Step 3: Cross multiply
    53,803.17x = 80,746.88 × 37,279.17
  4. Step 4: Simplify right side
    53,803.17x = 3,010,176,480.09
  5. Step 5: Solve for x
    x = 3,010,176,480.09/53,803.17
  6. Step 6: Final answer
    x = 55,947.94

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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.