Home / 89,347.56-134,021.42-27,018.12

Finding the Fourth Proportional to 89,347.56, 134,021.42 and 27,018.12

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Solution

The fourth proportional to 89,347.56, 134,021.42 and 27,018.12 is: 40,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,347.56 : 134,021.42 = 27,018.12 : x
  2. Step 2: Convert to fraction form
    89,347.56/134,021.42 = 27,018.12/x
  3. Step 3: Cross multiply
    89,347.56x = 134,021.42 × 27,018.12
  4. Step 4: Simplify right side
    89,347.56x = 3,621,006,808.13
  5. Step 5: Solve for x
    x = 3,621,006,808.13/89,347.56
  6. Step 6: Final answer
    x = 40,527.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.