Home / 79,597.07-109,845.65-43,787.08

Finding the Fourth Proportional to 79,597.07, 109,845.65 and 43,787.08

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Solution

The fourth proportional to 79,597.07, 109,845.65 and 43,787.08 is: 60,427.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,597.07 : 109,845.65 = 43,787.08 : x
  2. Step 2: Convert to fraction form
    79,597.07/109,845.65 = 43,787.08/x
  3. Step 3: Cross multiply
    79,597.07x = 109,845.65 × 43,787.08
  4. Step 4: Simplify right side
    79,597.07x = 4,809,820,264.20
  5. Step 5: Solve for x
    x = 4,809,820,264.20/79,597.07
  6. Step 6: Final answer
    x = 60,427.10

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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.