Home / 53,110.72-73,292.80-29,237.39

Finding the Fourth Proportional to 53,110.72, 73,292.80 and 29,237.39

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Solution

The fourth proportional to 53,110.72, 73,292.80 and 29,237.39 is: 40,347.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,110.72 : 73,292.80 = 29,237.39 : x
  2. Step 2: Convert to fraction form
    53,110.72/73,292.80 = 29,237.39/x
  3. Step 3: Cross multiply
    53,110.72x = 73,292.80 × 29,237.39
  4. Step 4: Simplify right side
    53,110.72x = 2,142,890,177.79
  5. Step 5: Solve for x
    x = 2,142,890,177.79/53,110.72
  6. Step 6: Final answer
    x = 40,347.61

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1.5x scale

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.