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Finding the Fourth Proportional to 58,569.90, 80,824.98 and 32,728.67

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Solution

The fourth proportional to 58,569.90, 80,824.98 and 32,728.67 is: 45,164.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,569.90 : 80,824.98 = 32,728.67 : x
  2. Step 2: Convert to fraction form
    58,569.90/80,824.98 = 32,728.67/x
  3. Step 3: Cross multiply
    58,569.90x = 80,824.98 × 32,728.67
  4. Step 4: Simplify right side
    58,569.90x = 2,645,293,934.53
  5. Step 5: Solve for x
    x = 2,645,293,934.53/58,569.90
  6. Step 6: Final answer
    x = 45,164.74

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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.