Home / 55,254.48-76,251.24-30,103.98

Finding the Fourth Proportional to 55,254.48, 76,251.24 and 30,103.98

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Solution

The fourth proportional to 55,254.48, 76,251.24 and 30,103.98 is: 41,543.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,254.48 : 76,251.24 = 30,103.98 : x
  2. Step 2: Convert to fraction form
    55,254.48/76,251.24 = 30,103.98/x
  3. Step 3: Cross multiply
    55,254.48x = 76,251.24 × 30,103.98
  4. Step 4: Simplify right side
    55,254.48x = 2,295,465,803.94
  5. Step 5: Solve for x
    x = 2,295,465,803.94/55,254.48
  6. Step 6: Final answer
    x = 41,543.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.