Home / 53,656.11-74,043.89-29,457.03

Finding the Fourth Proportional to 53,656.11, 74,043.89 and 29,457.03

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Solution

The fourth proportional to 53,656.11, 74,043.89 and 29,457.03 is: 40,649.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,656.11 : 74,043.89 = 29,457.03 : x
  2. Step 2: Convert to fraction form
    53,656.11/74,043.89 = 29,457.03/x
  3. Step 3: Cross multiply
    53,656.11x = 74,043.89 × 29,457.03
  4. Step 4: Simplify right side
    53,656.11x = 2,181,112,941.76
  5. Step 5: Solve for x
    x = 2,181,112,941.76/53,656.11
  6. Step 6: Final answer
    x = 40,649.85

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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.