Home / 161,637.53-242,455.51-49,317.36

Finding the Fourth Proportional to 161,637.53, 242,455.51 and 49,317.36

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Solution

The fourth proportional to 161,637.53, 242,455.51 and 49,317.36 is: 73,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,637.53 : 242,455.51 = 49,317.36 : x
  2. Step 2: Convert to fraction form
    161,637.53/242,455.51 = 49,317.36/x
  3. Step 3: Cross multiply
    161,637.53x = 242,455.51 × 49,317.36
  4. Step 4: Simplify right side
    161,637.53x = 11,957,264,823.09
  5. Step 5: Solve for x
    x = 11,957,264,823.09/161,637.53
  6. Step 6: Final answer
    x = 73,975.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.