Home / 53,539.70-73,885.41-29,666.66

Finding the Fourth Proportional to 53,539.70, 73,885.41 and 29,666.66

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Solution

The fourth proportional to 53,539.70, 73,885.41 and 29,666.66 is: 40,940.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,539.70 : 73,885.41 = 29,666.66 : x
  2. Step 2: Convert to fraction form
    53,539.70/73,885.41 = 29,666.66/x
  3. Step 3: Cross multiply
    53,539.70x = 73,885.41 × 29,666.66
  4. Step 4: Simplify right side
    53,539.70x = 2,191,933,337.43
  5. Step 5: Solve for x
    x = 2,191,933,337.43/53,539.70
  6. Step 6: Final answer
    x = 40,940.34

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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.