Home / 38,607.38-53,302.26-29,637.02

Finding the Fourth Proportional to 38,607.38, 53,302.26 and 29,637.02

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Solution

The fourth proportional to 38,607.38, 53,302.26 and 29,637.02 is: 40,917.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,607.38 : 53,302.26 = 29,637.02 : x
  2. Step 2: Convert to fraction form
    38,607.38/53,302.26 = 29,637.02/x
  3. Step 3: Cross multiply
    38,607.38x = 53,302.26 × 29,637.02
  4. Step 4: Simplify right side
    38,607.38x = 1,579,720,145.67
  5. Step 5: Solve for x
    x = 1,579,720,145.67/38,607.38
  6. Step 6: Final answer
    x = 40,917.57

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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.