Home / 61,542.34-92,313.53-19,425.70

Finding the Fourth Proportional to 61,542.34, 92,313.53 and 19,425.70

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Solution

The fourth proportional to 61,542.34, 92,313.53 and 19,425.70 is: 29,138.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,542.34 : 92,313.53 = 19,425.70 : x
  2. Step 2: Convert to fraction form
    61,542.34/92,313.53 = 19,425.70/x
  3. Step 3: Cross multiply
    61,542.34x = 92,313.53 × 19,425.70
  4. Step 4: Simplify right side
    61,542.34x = 1,793,255,307.57
  5. Step 5: Solve for x
    x = 1,793,255,307.57/61,542.34
  6. Step 6: Final answer
    x = 29,138.56

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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.