Home / 56,298.95-84,460.46-20,760.36

Finding the Fourth Proportional to 56,298.95, 84,460.46 and 20,760.36

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Solution

The fourth proportional to 56,298.95, 84,460.46 and 20,760.36 is: 31,144.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,298.95 : 84,460.46 = 20,760.36 : x
  2. Step 2: Convert to fraction form
    56,298.95/84,460.46 = 20,760.36/x
  3. Step 3: Cross multiply
    56,298.95x = 84,460.46 × 20,760.36
  4. Step 4: Simplify right side
    56,298.95x = 1,753,429,451.56
  5. Step 5: Solve for x
    x = 1,753,429,451.56/56,298.95
  6. Step 6: Final answer
    x = 31,144.98

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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.