Home / 155,683.35-232,672.05-113,651.96

Finding the Fourth Proportional to 155,683.35, 232,672.05 and 113,651.96

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Solution

The fourth proportional to 155,683.35, 232,672.05 and 113,651.96 is: 169,855.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,683.35 : 232,672.05 = 113,651.96 : x
  2. Step 2: Convert to fraction form
    155,683.35/232,672.05 = 113,651.96/x
  3. Step 3: Cross multiply
    155,683.35x = 232,672.05 × 113,651.96
  4. Step 4: Simplify right side
    155,683.35x = 26,443,633,356.36
  5. Step 5: Solve for x
    x = 26,443,633,356.36/155,683.35
  6. Step 6: Final answer
    x = 169,855.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.