Home / 61,042.75-91,980.07-50,192.50

Finding the Fourth Proportional to 61,042.75, 91,980.07 and 50,192.50

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Solution

The fourth proportional to 61,042.75, 91,980.07 and 50,192.50 is: 75,630.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,042.75 : 91,980.07 = 50,192.50 : x
  2. Step 2: Convert to fraction form
    61,042.75/91,980.07 = 50,192.50/x
  3. Step 3: Cross multiply
    61,042.75x = 91,980.07 × 50,192.50
  4. Step 4: Simplify right side
    61,042.75x = 4,616,709,663.48
  5. Step 5: Solve for x
    x = 4,616,709,663.48/61,042.75
  6. Step 6: Final answer
    x = 75,630.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.