Home / 61,895.08-85,416.96-36,403.30

Finding the Fourth Proportional to 61,895.08, 85,416.96 and 36,403.30

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Solution

The fourth proportional to 61,895.08, 85,416.96 and 36,403.30 is: 50,237.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,895.08 : 85,416.96 = 36,403.30 : x
  2. Step 2: Convert to fraction form
    61,895.08/85,416.96 = 36,403.30/x
  3. Step 3: Cross multiply
    61,895.08x = 85,416.96 × 36,403.30
  4. Step 4: Simplify right side
    61,895.08x = 3,109,459,219.97
  5. Step 5: Solve for x
    x = 3,109,459,219.97/61,895.08
  6. Step 6: Final answer
    x = 50,237.58

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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.