Home / 53,015.41-73,159.63-29,142.01

Finding the Fourth Proportional to 53,015.41, 73,159.63 and 29,142.01

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Solution

The fourth proportional to 53,015.41, 73,159.63 and 29,142.01 is: 40,215.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,015.41 : 73,159.63 = 29,142.01 : x
  2. Step 2: Convert to fraction form
    53,015.41/73,159.63 = 29,142.01/x
  3. Step 3: Cross multiply
    53,015.41x = 73,159.63 × 29,142.01
  4. Step 4: Simplify right side
    53,015.41x = 2,132,018,669.06
  5. Step 5: Solve for x
    x = 2,132,018,669.06/53,015.41
  6. Step 6: Final answer
    x = 40,215.07

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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.