Home / 77,073.50-106,370.07-43,541.66

Finding the Fourth Proportional to 77,073.50, 106,370.07 and 43,541.66

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Solution

The fourth proportional to 77,073.50, 106,370.07 and 43,541.66 is: 60,092.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,073.50 : 106,370.07 = 43,541.66 : x
  2. Step 2: Convert to fraction form
    77,073.50/106,370.07 = 43,541.66/x
  3. Step 3: Cross multiply
    77,073.50x = 106,370.07 × 43,541.66
  4. Step 4: Simplify right side
    77,073.50x = 4,631,529,422.12
  5. Step 5: Solve for x
    x = 4,631,529,422.12/77,073.50
  6. Step 6: Final answer
    x = 60,092.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.