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Finding the Fourth Proportional to 58,584.79, 80,846.58 and 31,726.68

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Solution

The fourth proportional to 58,584.79, 80,846.58 and 31,726.68 is: 43,782.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,584.79 : 80,846.58 = 31,726.68 : x
  2. Step 2: Convert to fraction form
    58,584.79/80,846.58 = 31,726.68/x
  3. Step 3: Cross multiply
    58,584.79x = 80,846.58 × 31,726.68
  4. Step 4: Simplify right side
    58,584.79x = 2,564,993,388.55
  5. Step 5: Solve for x
    x = 2,564,993,388.55/58,584.79
  6. Step 6: Final answer
    x = 43,782.58

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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.