Home / 175,639.83-263,460.42-42,519.87

Finding the Fourth Proportional to 175,639.83, 263,460.42 and 42,519.87

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Solution

The fourth proportional to 175,639.83, 263,460.42 and 42,519.87 is: 63,779.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,639.83 : 263,460.42 = 42,519.87 : x
  2. Step 2: Convert to fraction form
    175,639.83/263,460.42 = 42,519.87/x
  3. Step 3: Cross multiply
    175,639.83x = 263,460.42 × 42,519.87
  4. Step 4: Simplify right side
    175,639.83x = 11,202,302,808.55
  5. Step 5: Solve for x
    x = 11,202,302,808.55/175,639.83
  6. Step 6: Final answer
    x = 63,779.97

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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.