Home / 64,959.14-89,616.49-43,701.50

Finding the Fourth Proportional to 64,959.14, 89,616.49 and 43,701.50

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Solution

The fourth proportional to 64,959.14, 89,616.49 and 43,701.50 is: 60,289.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,959.14 : 89,616.49 = 43,701.50 : x
  2. Step 2: Convert to fraction form
    64,959.14/89,616.49 = 43,701.50/x
  3. Step 3: Cross multiply
    64,959.14x = 89,616.49 × 43,701.50
  4. Step 4: Simplify right side
    64,959.14x = 3,916,374,480.40
  5. Step 5: Solve for x
    x = 3,916,374,480.40/64,959.14
  6. Step 6: Final answer
    x = 60,289.82

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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.