Home / 55,595.32-83,406.26-18,155.47

Finding the Fourth Proportional to 55,595.32, 83,406.26 and 18,155.47

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Solution

The fourth proportional to 55,595.32, 83,406.26 and 18,155.47 is: 27,237.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,595.32 : 83,406.26 = 18,155.47 : x
  2. Step 2: Convert to fraction form
    55,595.32/83,406.26 = 18,155.47/x
  3. Step 3: Cross multiply
    55,595.32x = 83,406.26 × 18,155.47
  4. Step 4: Simplify right side
    55,595.32x = 1,514,279,688.12
  5. Step 5: Solve for x
    x = 1,514,279,688.12/55,595.32
  6. Step 6: Final answer
    x = 27,237.54

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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.