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Finding the Fourth Proportional to 58,980.56, 81,392.75 and 32,122.98

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Solution

The fourth proportional to 58,980.56, 81,392.75 and 32,122.98 is: 44,329.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,980.56 : 81,392.75 = 32,122.98 : x
  2. Step 2: Convert to fraction form
    58,980.56/81,392.75 = 32,122.98/x
  3. Step 3: Cross multiply
    58,980.56x = 81,392.75 × 32,122.98
  4. Step 4: Simplify right side
    58,980.56x = 2,614,577,640.24
  5. Step 5: Solve for x
    x = 2,614,577,640.24/58,980.56
  6. Step 6: Final answer
    x = 44,329.49

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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.