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Finding the Fourth Proportional to 53,356.52, 73,630.02 and 29,482.70

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Solution

The fourth proportional to 53,356.52, 73,630.02 and 29,482.70 is: 40,685.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,356.52 : 73,630.02 = 29,482.70 : x
  2. Step 2: Convert to fraction form
    53,356.52/73,630.02 = 29,482.70/x
  3. Step 3: Cross multiply
    53,356.52x = 73,630.02 × 29,482.70
  4. Step 4: Simplify right side
    53,356.52x = 2,170,811,790.65
  5. Step 5: Solve for x
    x = 2,170,811,790.65/53,356.52
  6. Step 6: Final answer
    x = 40,685.03

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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.