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Finding the Fourth Proportional to 58,492.86, 80,736.39 and 34,627.74

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Solution

The fourth proportional to 58,492.86, 80,736.39 and 34,627.74 is: 47,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,492.86 : 80,736.39 = 34,627.74 : x
  2. Step 2: Convert to fraction form
    58,492.86/80,736.39 = 34,627.74/x
  3. Step 3: Cross multiply
    58,492.86x = 80,736.39 × 34,627.74
  4. Step 4: Simplify right side
    58,492.86x = 2,795,718,721.46
  5. Step 5: Solve for x
    x = 2,795,718,721.46/58,492.86
  6. Step 6: Final answer
    x = 47,795.90

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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.