Home / 96,495.35-144,768.96-40,316.78

Finding the Fourth Proportional to 96,495.35, 144,768.96 and 40,316.78

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Solution

The fourth proportional to 96,495.35, 144,768.96 and 40,316.78 is: 60,486.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,495.35 : 144,768.96 = 40,316.78 : x
  2. Step 2: Convert to fraction form
    96,495.35/144,768.96 = 40,316.78/x
  3. Step 3: Cross multiply
    96,495.35x = 144,768.96 × 40,316.78
  4. Step 4: Simplify right side
    96,495.35x = 5,836,617,587.30
  5. Step 5: Solve for x
    x = 5,836,617,587.30/96,495.35
  6. Step 6: Final answer
    x = 60,486.00

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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.