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Finding the Fourth Proportional to 70,590.89, 106,393.73 and 60,847.76

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Solution

The fourth proportional to 70,590.89, 106,393.73 and 60,847.76 is: 91,709.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,590.89 : 106,393.73 = 60,847.76 : x
  2. Step 2: Convert to fraction form
    70,590.89/106,393.73 = 60,847.76/x
  3. Step 3: Cross multiply
    70,590.89x = 106,393.73 × 60,847.76
  4. Step 4: Simplify right side
    70,590.89x = 6,473,820,148.54
  5. Step 5: Solve for x
    x = 6,473,820,148.54/70,590.89
  6. Step 6: Final answer
    x = 91,709.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.