Home / 77,664.22-107,173.13-43,678.24

Finding the Fourth Proportional to 77,664.22, 107,173.13 and 43,678.24

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Solution

The fourth proportional to 77,664.22, 107,173.13 and 43,678.24 is: 60,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,664.22 : 107,173.13 = 43,678.24 : x
  2. Step 2: Convert to fraction form
    77,664.22/107,173.13 = 43,678.24/x
  3. Step 3: Cross multiply
    77,664.22x = 107,173.13 × 43,678.24
  4. Step 4: Simplify right side
    77,664.22x = 4,681,133,207.37
  5. Step 5: Solve for x
    x = 4,681,133,207.37/77,664.22
  6. Step 6: Final answer
    x = 60,274.00

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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.