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Finding the Fourth Proportional to 62,680.48, 86,500.68 and 35,454.34

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Solution

The fourth proportional to 62,680.48, 86,500.68 and 35,454.34 is: 48,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,680.48 : 86,500.68 = 35,454.34 : x
  2. Step 2: Convert to fraction form
    62,680.48/86,500.68 = 35,454.34/x
  3. Step 3: Cross multiply
    62,680.48x = 86,500.68 × 35,454.34
  4. Step 4: Simplify right side
    62,680.48x = 3,066,824,518.95
  5. Step 5: Solve for x
    x = 3,066,824,518.95/62,680.48
  6. Step 6: Final answer
    x = 48,927.90

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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.