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Finding the Fourth Proportional to 53,205.98, 73,423.98 and 29,332.62

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Solution

The fourth proportional to 53,205.98, 73,423.98 and 29,332.62 is: 40,478.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,205.98 : 73,423.98 = 29,332.62 : x
  2. Step 2: Convert to fraction form
    53,205.98/73,423.98 = 29,332.62/x
  3. Step 3: Cross multiply
    53,205.98x = 73,423.98 × 29,332.62
  4. Step 4: Simplify right side
    53,205.98x = 2,153,717,704.23
  5. Step 5: Solve for x
    x = 2,153,717,704.23/53,205.98
  6. Step 6: Final answer
    x = 40,478.87

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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.