Home / 53,007.40-79,511.10-50,732.20

Finding the Fourth Proportional to 53,007.40, 79,511.10 and 50,732.20

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Solution

The fourth proportional to 53,007.40, 79,511.10 and 50,732.20 is: 76,098.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,007.40 : 79,511.10 = 50,732.20 : x
  2. Step 2: Convert to fraction form
    53,007.40/79,511.10 = 50,732.20/x
  3. Step 3: Cross multiply
    53,007.40x = 79,511.10 × 50,732.20
  4. Step 4: Simplify right side
    53,007.40x = 4,033,773,027.42
  5. Step 5: Solve for x
    x = 4,033,773,027.42/53,007.40
  6. Step 6: Final answer
    x = 76,098.30

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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.