Home / 148,317.25-204,676.17-80,332.53

Finding the Fourth Proportional to 148,317.25, 204,676.17 and 80,332.53

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Solution

The fourth proportional to 148,317.25, 204,676.17 and 80,332.53 is: 110,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,317.25 : 204,676.17 = 80,332.53 : x
  2. Step 2: Convert to fraction form
    148,317.25/204,676.17 = 80,332.53/x
  3. Step 3: Cross multiply
    148,317.25x = 204,676.17 × 80,332.53
  4. Step 4: Simplify right side
    148,317.25x = 16,442,154,566.81
  5. Step 5: Solve for x
    x = 16,442,154,566.81/148,317.25
  6. Step 6: Final answer
    x = 110,858.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.