Home / 64,900.56-89,563.94-38,062.43

Finding the Fourth Proportional to 64,900.56, 89,563.94 and 38,062.43

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Solution

The fourth proportional to 64,900.56, 89,563.94 and 38,062.43 is: 52,526.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,900.56 : 89,563.94 = 38,062.43 : x
  2. Step 2: Convert to fraction form
    64,900.56/89,563.94 = 38,062.43/x
  3. Step 3: Cross multiply
    64,900.56x = 89,563.94 × 38,062.43
  4. Step 4: Simplify right side
    64,900.56x = 3,409,021,251.34
  5. Step 5: Solve for x
    x = 3,409,021,251.34/64,900.56
  6. Step 6: Final answer
    x = 52,526.84

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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.