Home / 198,298.63-297,404.20-58,068.19

Finding the Fourth Proportional to 198,298.63, 297,404.20 and 58,068.19

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Solution

The fourth proportional to 198,298.63, 297,404.20 and 58,068.19 is: 87,089.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,298.63 : 297,404.20 = 58,068.19 : x
  2. Step 2: Convert to fraction form
    198,298.63/297,404.20 = 58,068.19/x
  3. Step 3: Cross multiply
    198,298.63x = 297,404.20 × 58,068.19
  4. Step 4: Simplify right side
    198,298.63x = 17,269,723,592.40
  5. Step 5: Solve for x
    x = 17,269,723,592.40/198,298.63
  6. Step 6: Final answer
    x = 87,089.48

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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.