Home / 299,246.52-448,942.95-99,566.40

Finding the Fourth Proportional to 299,246.52, 448,942.95 and 99,566.40

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Solution

The fourth proportional to 299,246.52, 448,942.95 and 99,566.40 is: 149,373.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,246.52 : 448,942.95 = 99,566.40 : x
  2. Step 2: Convert to fraction form
    299,246.52/448,942.95 = 99,566.40/x
  3. Step 3: Cross multiply
    299,246.52x = 448,942.95 × 99,566.40
  4. Step 4: Simplify right side
    299,246.52x = 44,699,633,336.88
  5. Step 5: Solve for x
    x = 44,699,633,336.88/299,246.52
  6. Step 6: Final answer
    x = 149,373.95

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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.