Home / 35,900.56-49,534.50-21,753.28

Finding the Fourth Proportional to 35,900.56, 49,534.50 and 21,753.28

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Solution

The fourth proportional to 35,900.56, 49,534.50 and 21,753.28 is: 30,014.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,900.56 : 49,534.50 = 21,753.28 : x
  2. Step 2: Convert to fraction form
    35,900.56/49,534.50 = 21,753.28/x
  3. Step 3: Cross multiply
    35,900.56x = 49,534.50 × 21,753.28
  4. Step 4: Simplify right side
    35,900.56x = 1,077,537,848.16
  5. Step 5: Solve for x
    x = 1,077,537,848.16/35,900.56
  6. Step 6: Final answer
    x = 30,014.51

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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.