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Finding the Fourth Proportional to 77,703.59, 116,555.39 and 24,399.56

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Solution

The fourth proportional to 77,703.59, 116,555.39 and 24,399.56 is: 36,599.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,703.59 : 116,555.39 = 24,399.56 : x
  2. Step 2: Convert to fraction form
    77,703.59/116,555.39 = 24,399.56/x
  3. Step 3: Cross multiply
    77,703.59x = 116,555.39 × 24,399.56
  4. Step 4: Simplify right side
    77,703.59x = 2,843,900,231.63
  5. Step 5: Solve for x
    x = 2,843,900,231.63/77,703.59
  6. Step 6: Final answer
    x = 36,599.34

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1.5x scale

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.