Home / 215,830.11-323,774.73-73,637.24

Finding the Fourth Proportional to 215,830.11, 323,774.73 and 73,637.24

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Solution

The fourth proportional to 215,830.11, 323,774.73 and 73,637.24 is: 110,465.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,830.11 : 323,774.73 = 73,637.24 : x
  2. Step 2: Convert to fraction form
    215,830.11/323,774.73 = 73,637.24/x
  3. Step 3: Cross multiply
    215,830.11x = 323,774.73 × 73,637.24
  4. Step 4: Simplify right side
    215,830.11x = 23,841,878,308.38
  5. Step 5: Solve for x
    x = 23,841,878,308.38/215,830.11
  6. Step 6: Final answer
    x = 110,465.95

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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.