Home / 64,677.40-89,254.68-36,383.09

Finding the Fourth Proportional to 64,677.40, 89,254.68 and 36,383.09

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Solution

The fourth proportional to 64,677.40, 89,254.68 and 36,383.09 is: 50,208.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,677.40 : 89,254.68 = 36,383.09 : x
  2. Step 2: Convert to fraction form
    64,677.40/89,254.68 = 36,383.09/x
  3. Step 3: Cross multiply
    64,677.40x = 89,254.68 × 36,383.09
  4. Step 4: Simplify right side
    64,677.40x = 3,247,360,974.71
  5. Step 5: Solve for x
    x = 3,247,360,974.71/64,677.40
  6. Step 6: Final answer
    x = 50,208.59

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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.