Home / 53,575.11-73,935.45-29,700.36

Finding the Fourth Proportional to 53,575.11, 73,935.45 and 29,700.36

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Solution

The fourth proportional to 53,575.11, 73,935.45 and 29,700.36 is: 40,987.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,575.11 : 73,935.45 = 29,700.36 : x
  2. Step 2: Convert to fraction form
    53,575.11/73,935.45 = 29,700.36/x
  3. Step 3: Cross multiply
    53,575.11x = 73,935.45 × 29,700.36
  4. Step 4: Simplify right side
    53,575.11x = 2,195,909,481.76
  5. Step 5: Solve for x
    x = 2,195,909,481.76/53,575.11
  6. Step 6: Final answer
    x = 40,987.49

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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.