Home / 56,478.21-84,713.31-26,499.03

Finding the Fourth Proportional to 56,478.21, 84,713.31 and 26,499.03

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Solution

The fourth proportional to 56,478.21, 84,713.31 and 26,499.03 is: 39,746.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,478.21 : 84,713.31 = 26,499.03 : x
  2. Step 2: Convert to fraction form
    56,478.21/84,713.31 = 26,499.03/x
  3. Step 3: Cross multiply
    56,478.21x = 84,713.31 × 26,499.03
  4. Step 4: Simplify right side
    56,478.21x = 2,244,820,543.09
  5. Step 5: Solve for x
    x = 2,244,820,543.09/56,478.21
  6. Step 6: Final answer
    x = 39,746.67

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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.