Home / 54,626.08-75,381.90-30,754.96

Finding the Fourth Proportional to 54,626.08, 75,381.90 and 30,754.96

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Solution

The fourth proportional to 54,626.08, 75,381.90 and 30,754.96 is: 42,440.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,626.08 : 75,381.90 = 30,754.96 : x
  2. Step 2: Convert to fraction form
    54,626.08/75,381.90 = 30,754.96/x
  3. Step 3: Cross multiply
    54,626.08x = 75,381.90 × 30,754.96
  4. Step 4: Simplify right side
    54,626.08x = 2,318,367,319.22
  5. Step 5: Solve for x
    x = 2,318,367,319.22/54,626.08
  6. Step 6: Final answer
    x = 42,440.67

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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.