Home / 40,527.66-55,929.12-25,420.96

Finding the Fourth Proportional to 40,527.66, 55,929.12 and 25,420.96

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Solution

The fourth proportional to 40,527.66, 55,929.12 and 25,420.96 is: 35,081.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,527.66 : 55,929.12 = 25,420.96 : x
  2. Step 2: Convert to fraction form
    40,527.66/55,929.12 = 25,420.96/x
  3. Step 3: Cross multiply
    40,527.66x = 55,929.12 × 25,420.96
  4. Step 4: Simplify right side
    40,527.66x = 1,421,771,795.25
  5. Step 5: Solve for x
    x = 1,421,771,795.25/40,527.66
  6. Step 6: Final answer
    x = 35,081.52

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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.