Home / 151,212.10-226,904.55-57,784.90

Finding the Fourth Proportional to 151,212.10, 226,904.55 and 57,784.90

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Solution

The fourth proportional to 151,212.10, 226,904.55 and 57,784.90 is: 86,710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,212.10 : 226,904.55 = 57,784.90 : x
  2. Step 2: Convert to fraction form
    151,212.10/226,904.55 = 57,784.90/x
  3. Step 3: Cross multiply
    151,212.10x = 226,904.55 × 57,784.90
  4. Step 4: Simplify right side
    151,212.10x = 13,111,656,731.30
  5. Step 5: Solve for x
    x = 13,111,656,731.30/151,212.10
  6. Step 6: Final answer
    x = 86,710.37

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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.