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Finding the Fourth Proportional to 58,393.20, 80,573.99 and 32,894.45

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Solution

The fourth proportional to 58,393.20, 80,573.99 and 32,894.45 is: 45,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,393.20 : 80,573.99 = 32,894.45 : x
  2. Step 2: Convert to fraction form
    58,393.20/80,573.99 = 32,894.45/x
  3. Step 3: Cross multiply
    58,393.20x = 80,573.99 × 32,894.45
  4. Step 4: Simplify right side
    58,393.20x = 2,650,437,458.43
  5. Step 5: Solve for x
    x = 2,650,437,458.43/58,393.20
  6. Step 6: Final answer
    x = 45,389.49

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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.