Home / 96,598.57-133,151.99-76,147.28

Finding the Fourth Proportional to 96,598.57, 133,151.99 and 76,147.28

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Solution

The fourth proportional to 96,598.57, 133,151.99 and 76,147.28 is: 104,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,598.57 : 133,151.99 = 76,147.28 : x
  2. Step 2: Convert to fraction form
    96,598.57/133,151.99 = 76,147.28/x
  3. Step 3: Cross multiply
    96,598.57x = 133,151.99 × 76,147.28
  4. Step 4: Simplify right side
    96,598.57x = 10,139,161,883.53
  5. Step 5: Solve for x
    x = 10,139,161,883.53/96,598.57
  6. Step 6: Final answer
    x = 104,961.83

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1.5x scale

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.