Home / 53,371.56-80,045.10-20,095.08

Finding the Fourth Proportional to 53,371.56, 80,045.10 and 20,095.08

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Solution

The fourth proportional to 53,371.56, 80,045.10 and 20,095.08 is: 30,138.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,371.56 : 80,045.10 = 20,095.08 : x
  2. Step 2: Convert to fraction form
    53,371.56/80,045.10 = 20,095.08/x
  3. Step 3: Cross multiply
    53,371.56x = 80,045.10 × 20,095.08
  4. Step 4: Simplify right side
    53,371.56x = 1,608,512,688.11
  5. Step 5: Solve for x
    x = 1,608,512,688.11/53,371.56
  6. Step 6: Final answer
    x = 30,138.01

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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.