Home / 207,535.12-287,555.22-203,050.96

Finding the Fourth Proportional to 207,535.12, 287,555.22 and 203,050.96

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Solution

The fourth proportional to 207,535.12, 287,555.22 and 203,050.96 is: 281,342.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,535.12 : 287,555.22 = 203,050.96 : x
  2. Step 2: Convert to fraction form
    207,535.12/287,555.22 = 203,050.96/x
  3. Step 3: Cross multiply
    207,535.12x = 287,555.22 × 203,050.96
  4. Step 4: Simplify right side
    207,535.12x = 58,388,363,474.01
  5. Step 5: Solve for x
    x = 58,388,363,474.01/207,535.12
  6. Step 6: Final answer
    x = 281,342.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.