Home / 79,269.83-109,392.33-43,459.07

Finding the Fourth Proportional to 79,269.83, 109,392.33 and 43,459.07

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Solution

The fourth proportional to 79,269.83, 109,392.33 and 43,459.07 is: 59,973.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,269.83 : 109,392.33 = 43,459.07 : x
  2. Step 2: Convert to fraction form
    79,269.83/109,392.33 = 43,459.07/x
  3. Step 3: Cross multiply
    79,269.83x = 109,392.33 × 43,459.07
  4. Step 4: Simplify right side
    79,269.83x = 4,754,088,926.93
  5. Step 5: Solve for x
    x = 4,754,088,926.93/79,269.83
  6. Step 6: Final answer
    x = 59,973.50

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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.