Home / 156,912.86-235,367.23-38,585.22

Finding the Fourth Proportional to 156,912.86, 235,367.23 and 38,585.22

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Solution

The fourth proportional to 156,912.86, 235,367.23 and 38,585.22 is: 57,877.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,912.86 : 235,367.23 = 38,585.22 : x
  2. Step 2: Convert to fraction form
    156,912.86/235,367.23 = 38,585.22/x
  3. Step 3: Cross multiply
    156,912.86x = 235,367.23 × 38,585.22
  4. Step 4: Simplify right side
    156,912.86x = 9,081,696,350.34
  5. Step 5: Solve for x
    x = 9,081,696,350.34/156,912.86
  6. Step 6: Final answer
    x = 57,877.32

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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.