Home / 231,317.12-346,877.76-73,503.20

Finding the Fourth Proportional to 231,317.12, 346,877.76 and 73,503.20

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Solution

The fourth proportional to 231,317.12, 346,877.76 and 73,503.20 is: 110,223.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,317.12 : 346,877.76 = 73,503.20 : x
  2. Step 2: Convert to fraction form
    231,317.12/346,877.76 = 73,503.20/x
  3. Step 3: Cross multiply
    231,317.12x = 346,877.76 × 73,503.20
  4. Step 4: Simplify right side
    231,317.12x = 25,496,625,368.83
  5. Step 5: Solve for x
    x = 25,496,625,368.83/231,317.12
  6. Step 6: Final answer
    x = 110,223.68

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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.