Home / 45,298.34-67,930.50-15,709.04

Finding the Fourth Proportional to 45,298.34, 67,930.50 and 15,709.04

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Solution

The fourth proportional to 45,298.34, 67,930.50 and 15,709.04 is: 23,557.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,298.34 : 67,930.50 = 15,709.04 : x
  2. Step 2: Convert to fraction form
    45,298.34/67,930.50 = 15,709.04/x
  3. Step 3: Cross multiply
    45,298.34x = 67,930.50 × 15,709.04
  4. Step 4: Simplify right side
    45,298.34x = 1,067,122,941.72
  5. Step 5: Solve for x
    x = 1,067,122,941.72/45,298.34
  6. Step 6: Final answer
    x = 23,557.66

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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.