Home / 53,655.42-74,043.93-29,781.48

Finding the Fourth Proportional to 53,655.42, 74,043.93 and 29,781.48

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Solution

The fourth proportional to 53,655.42, 74,043.93 and 29,781.48 is: 41,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,655.42 : 74,043.93 = 29,781.48 : x
  2. Step 2: Convert to fraction form
    53,655.42/74,043.93 = 29,781.48/x
  3. Step 3: Cross multiply
    53,655.42x = 74,043.93 × 29,781.48
  4. Step 4: Simplify right side
    53,655.42x = 2,205,137,820.42
  5. Step 5: Solve for x
    x = 2,205,137,820.42/53,655.42
  6. Step 6: Final answer
    x = 41,098.14

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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.