Home / 53,540.40-73,884.65-29,666.86

Finding the Fourth Proportional to 53,540.40, 73,884.65 and 29,666.86

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Solution

The fourth proportional to 53,540.40, 73,884.65 and 29,666.86 is: 40,939.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,540.40 : 73,884.65 = 29,666.86 : x
  2. Step 2: Convert to fraction form
    53,540.40/73,884.65 = 29,666.86/x
  3. Step 3: Cross multiply
    53,540.40x = 73,884.65 × 29,666.86
  4. Step 4: Simplify right side
    53,540.40x = 2,191,925,650.25
  5. Step 5: Solve for x
    x = 2,191,925,650.25/53,540.40
  6. Step 6: Final answer
    x = 40,939.66

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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.