Home / 156,917.86-235,374.72-38,590.23

Finding the Fourth Proportional to 156,917.86, 235,374.72 and 38,590.23

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Solution

The fourth proportional to 156,917.86, 235,374.72 and 38,590.23 is: 57,884.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,917.86 : 235,374.72 = 38,590.23 : x
  2. Step 2: Convert to fraction form
    156,917.86/235,374.72 = 38,590.23/x
  3. Step 3: Cross multiply
    156,917.86x = 235,374.72 × 38,590.23
  4. Step 4: Simplify right side
    156,917.86x = 9,083,164,580.99
  5. Step 5: Solve for x
    x = 9,083,164,580.99/156,917.86
  6. Step 6: Final answer
    x = 57,884.84

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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.