Home / 48,040.76-72,006.44-30,037.30

Finding the Fourth Proportional to 48,040.76, 72,006.44 and 30,037.30

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Solution

The fourth proportional to 48,040.76, 72,006.44 and 30,037.30 is: 45,021.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,040.76 : 72,006.44 = 30,037.30 : x
  2. Step 2: Convert to fraction form
    48,040.76/72,006.44 = 30,037.30/x
  3. Step 3: Cross multiply
    48,040.76x = 72,006.44 × 30,037.30
  4. Step 4: Simplify right side
    48,040.76x = 2,162,878,710.01
  5. Step 5: Solve for x
    x = 2,162,878,710.01/48,040.76
  6. Step 6: Final answer
    x = 45,021.74

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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.