Home / 369,012.44-553,519.20-102,773.72

Finding the Fourth Proportional to 369,012.44, 553,519.20 and 102,773.72

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Solution

The fourth proportional to 369,012.44, 553,519.20 and 102,773.72 is: 154,160.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,012.44 : 553,519.20 = 102,773.72 : x
  2. Step 2: Convert to fraction form
    369,012.44/553,519.20 = 102,773.72/x
  3. Step 3: Cross multiply
    369,012.44x = 553,519.20 × 102,773.72
  4. Step 4: Simplify right side
    369,012.44x = 56,887,227,275.42
  5. Step 5: Solve for x
    x = 56,887,227,275.42/369,012.44
  6. Step 6: Final answer
    x = 154,160.73

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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.