Home / 52,228.08-72,103.17-40,029.48

Finding the Fourth Proportional to 52,228.08, 72,103.17 and 40,029.48

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Solution

The fourth proportional to 52,228.08, 72,103.17 and 40,029.48 is: 55,262.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,228.08 : 72,103.17 = 40,029.48 : x
  2. Step 2: Convert to fraction form
    52,228.08/72,103.17 = 40,029.48/x
  3. Step 3: Cross multiply
    52,228.08x = 72,103.17 × 40,029.48
  4. Step 4: Simplify right side
    52,228.08x = 2,886,252,401.45
  5. Step 5: Solve for x
    x = 2,886,252,401.45/52,228.08
  6. Step 6: Final answer
    x = 55,262.46

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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.