Home / 57,020.17-85,533.77-21,959.86

Finding the Fourth Proportional to 57,020.17, 85,533.77 and 21,959.86

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Solution

The fourth proportional to 57,020.17, 85,533.77 and 21,959.86 is: 32,941.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,020.17 : 85,533.77 = 21,959.86 : x
  2. Step 2: Convert to fraction form
    57,020.17/85,533.77 = 21,959.86/x
  3. Step 3: Cross multiply
    57,020.17x = 85,533.77 × 21,959.86
  4. Step 4: Simplify right side
    57,020.17x = 1,878,309,077.00
  5. Step 5: Solve for x
    x = 1,878,309,077.00/57,020.17
  6. Step 6: Final answer
    x = 32,941.14

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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.