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Finding the Fourth Proportional to 58,200.96, 86,811.84 and 56,451.84

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Solution

The fourth proportional to 58,200.96, 86,811.84 and 56,451.84 is: 84,202.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,200.96 : 86,811.84 = 56,451.84 : x
  2. Step 2: Convert to fraction form
    58,200.96/86,811.84 = 56,451.84/x
  3. Step 3: Cross multiply
    58,200.96x = 86,811.84 × 56,451.84
  4. Step 4: Simplify right side
    58,200.96x = 4,900,688,101.79
  5. Step 5: Solve for x
    x = 4,900,688,101.79/58,200.96
  6. Step 6: Final answer
    x = 84,202.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.