Home / 35,077.95-48,399.39-21,649.77

Finding the Fourth Proportional to 35,077.95, 48,399.39 and 21,649.77

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Solution

The fourth proportional to 35,077.95, 48,399.39 and 21,649.77 is: 29,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,077.95 : 48,399.39 = 21,649.77 : x
  2. Step 2: Convert to fraction form
    35,077.95/48,399.39 = 21,649.77/x
  3. Step 3: Cross multiply
    35,077.95x = 48,399.39 × 21,649.77
  4. Step 4: Simplify right side
    35,077.95x = 1,047,835,661.64
  5. Step 5: Solve for x
    x = 1,047,835,661.64/35,077.95
  6. Step 6: Final answer
    x = 29,871.63

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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.