Home / 53,001.68-73,143.96-29,127.92

Finding the Fourth Proportional to 53,001.68, 73,143.96 and 29,127.92

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Solution

The fourth proportional to 53,001.68, 73,143.96 and 29,127.92 is: 40,197.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,001.68 : 73,143.96 = 29,127.92 : x
  2. Step 2: Convert to fraction form
    53,001.68/73,143.96 = 29,127.92/x
  3. Step 3: Cross multiply
    53,001.68x = 73,143.96 × 29,127.92
  4. Step 4: Simplify right side
    53,001.68x = 2,130,531,415.36
  5. Step 5: Solve for x
    x = 2,130,531,415.36/53,001.68
  6. Step 6: Final answer
    x = 40,197.43

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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.