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Finding the Fourth Proportional to 58,449.35, 80,658.48 and 32,955.49

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Solution

The fourth proportional to 58,449.35, 80,658.48 and 32,955.49 is: 45,477.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,449.35 : 80,658.48 = 32,955.49 : x
  2. Step 2: Convert to fraction form
    58,449.35/80,658.48 = 32,955.49/x
  3. Step 3: Cross multiply
    58,449.35x = 80,658.48 × 32,955.49
  4. Step 4: Simplify right side
    58,449.35x = 2,658,139,731.06
  5. Step 5: Solve for x
    x = 2,658,139,731.06/58,449.35
  6. Step 6: Final answer
    x = 45,477.66

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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.