Home / 64,665.06-89,230.56-36,370.14

Finding the Fourth Proportional to 64,665.06, 89,230.56 and 36,370.14

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Solution

The fourth proportional to 64,665.06, 89,230.56 and 36,370.14 is: 50,186.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,665.06 : 89,230.56 = 36,370.14 : x
  2. Step 2: Convert to fraction form
    64,665.06/89,230.56 = 36,370.14/x
  3. Step 3: Cross multiply
    64,665.06x = 89,230.56 × 36,370.14
  4. Step 4: Simplify right side
    64,665.06x = 3,245,327,959.48
  5. Step 5: Solve for x
    x = 3,245,327,959.48/64,665.06
  6. Step 6: Final answer
    x = 50,186.73

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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.