Home / 77,216.61-106,558.97-43,225.16

Finding the Fourth Proportional to 77,216.61, 106,558.97 and 43,225.16

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Solution

The fourth proportional to 77,216.61, 106,558.97 and 43,225.16 is: 59,650.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,216.61 : 106,558.97 = 43,225.16 : x
  2. Step 2: Convert to fraction form
    77,216.61/106,558.97 = 43,225.16/x
  3. Step 3: Cross multiply
    77,216.61x = 106,558.97 × 43,225.16
  4. Step 4: Simplify right side
    77,216.61x = 4,606,028,527.69
  5. Step 5: Solve for x
    x = 4,606,028,527.69/77,216.61
  6. Step 6: Final answer
    x = 59,650.75

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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.