Home / 198,461.47-297,697.07-58,224.55

Finding the Fourth Proportional to 198,461.47, 297,697.07 and 58,224.55

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Solution

The fourth proportional to 198,461.47, 297,697.07 and 58,224.55 is: 87,338.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,461.47 : 297,697.07 = 58,224.55 : x
  2. Step 2: Convert to fraction form
    198,461.47/297,697.07 = 58,224.55/x
  3. Step 3: Cross multiply
    198,461.47x = 297,697.07 × 58,224.55
  4. Step 4: Simplify right side
    198,461.47x = 17,333,277,937.07
  5. Step 5: Solve for x
    x = 17,333,277,937.07/198,461.47
  6. Step 6: Final answer
    x = 87,338.25

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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.