Home / 53,200.83-79,565.96-47,318.99

Finding the Fourth Proportional to 53,200.83, 79,565.96 and 47,318.99

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Solution

The fourth proportional to 53,200.83, 79,565.96 and 47,318.99 is: 70,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,200.83 : 79,565.96 = 47,318.99 : x
  2. Step 2: Convert to fraction form
    53,200.83/79,565.96 = 47,318.99/x
  3. Step 3: Cross multiply
    53,200.83x = 79,565.96 × 47,318.99
  4. Step 4: Simplify right side
    53,200.83x = 3,764,980,586.05
  5. Step 5: Solve for x
    x = 3,764,980,586.05/53,200.83
  6. Step 6: Final answer
    x = 70,769.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.