Home / 43,254.07-64,921.20-26,646.54

Finding the Fourth Proportional to 43,254.07, 64,921.20 and 26,646.54

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Solution

The fourth proportional to 43,254.07, 64,921.20 and 26,646.54 is: 39,994.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,254.07 : 64,921.20 = 26,646.54 : x
  2. Step 2: Convert to fraction form
    43,254.07/64,921.20 = 26,646.54/x
  3. Step 3: Cross multiply
    43,254.07x = 64,921.20 × 26,646.54
  4. Step 4: Simplify right side
    43,254.07x = 1,729,925,352.65
  5. Step 5: Solve for x
    x = 1,729,925,352.65/43,254.07
  6. Step 6: Final answer
    x = 39,994.51

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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.