Home / 55,739.02-76,983.73-36,703.90

Finding the Fourth Proportional to 55,739.02, 76,983.73 and 36,703.90

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Solution

The fourth proportional to 55,739.02, 76,983.73 and 36,703.90 is: 50,693.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,739.02 : 76,983.73 = 36,703.90 : x
  2. Step 2: Convert to fraction form
    55,739.02/76,983.73 = 36,703.90/x
  3. Step 3: Cross multiply
    55,739.02x = 76,983.73 × 36,703.90
  4. Step 4: Simplify right side
    55,739.02x = 2,825,602,742.63
  5. Step 5: Solve for x
    x = 2,825,602,742.63/55,739.02
  6. Step 6: Final answer
    x = 50,693.44

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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.