Home / 65,877.96-98,623.14-40,837.62

Finding the Fourth Proportional to 65,877.96, 98,623.14 and 40,837.62

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Solution

The fourth proportional to 65,877.96, 98,623.14 and 40,837.62 is: 61,136.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,877.96 : 98,623.14 = 40,837.62 : x
  2. Step 2: Convert to fraction form
    65,877.96/98,623.14 = 40,837.62/x
  3. Step 3: Cross multiply
    65,877.96x = 98,623.14 × 40,837.62
  4. Step 4: Simplify right side
    65,877.96x = 4,027,534,314.53
  5. Step 5: Solve for x
    x = 4,027,534,314.53/65,877.96
  6. Step 6: Final answer
    x = 61,136.29

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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.