Home / 114,424.08-157,909.06-63,433.77

Finding the Fourth Proportional to 114,424.08, 157,909.06 and 63,433.77

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Solution

The fourth proportional to 114,424.08, 157,909.06 and 63,433.77 is: 87,540.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,424.08 : 157,909.06 = 63,433.77 : x
  2. Step 2: Convert to fraction form
    114,424.08/157,909.06 = 63,433.77/x
  3. Step 3: Cross multiply
    114,424.08x = 157,909.06 × 63,433.77
  4. Step 4: Simplify right side
    114,424.08x = 10,016,766,992.96
  5. Step 5: Solve for x
    x = 10,016,766,992.96/114,424.08
  6. Step 6: Final answer
    x = 87,540.73

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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.