Home / 53,875.49-80,731.22-25,756.90

Finding the Fourth Proportional to 53,875.49, 80,731.22 and 25,756.90

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Solution

The fourth proportional to 53,875.49, 80,731.22 and 25,756.90 is: 38,596.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,875.49 : 80,731.22 = 25,756.90 : x
  2. Step 2: Convert to fraction form
    53,875.49/80,731.22 = 25,756.90/x
  3. Step 3: Cross multiply
    53,875.49x = 80,731.22 × 25,756.90
  4. Step 4: Simplify right side
    53,875.49x = 2,079,385,629.81
  5. Step 5: Solve for x
    x = 2,079,385,629.81/53,875.49
  6. Step 6: Final answer
    x = 38,596.14

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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.