Home / 77,973.43-107,597.13-43,971.01

Finding the Fourth Proportional to 77,973.43, 107,597.13 and 43,971.01

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Solution

The fourth proportional to 77,973.43, 107,597.13 and 43,971.01 is: 60,676.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,973.43 : 107,597.13 = 43,971.01 : x
  2. Step 2: Convert to fraction form
    77,973.43/107,597.13 = 43,971.01/x
  3. Step 3: Cross multiply
    77,973.43x = 107,597.13 × 43,971.01
  4. Step 4: Simplify right side
    77,973.43x = 4,731,154,479.20
  5. Step 5: Solve for x
    x = 4,731,154,479.20/77,973.43
  6. Step 6: Final answer
    x = 60,676.50

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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.