Home / 64,161.20-88,511.70-41,507.30

Finding the Fourth Proportional to 64,161.20, 88,511.70 and 41,507.30

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Solution

The fourth proportional to 64,161.20, 88,511.70 and 41,507.30 is: 57,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,161.20 : 88,511.70 = 41,507.30 : x
  2. Step 2: Convert to fraction form
    64,161.20/88,511.70 = 41,507.30/x
  3. Step 3: Cross multiply
    64,161.20x = 88,511.70 × 41,507.30
  4. Step 4: Simplify right side
    64,161.20x = 3,673,881,685.41
  5. Step 5: Solve for x
    x = 3,673,881,685.41/64,161.20
  6. Step 6: Final answer
    x = 57,260.18

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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.