Home / 96,589.16-133,343.11-75,030.60

Finding the Fourth Proportional to 96,589.16, 133,343.11 and 75,030.60

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Solution

The fourth proportional to 96,589.16, 133,343.11 and 75,030.60 is: 103,581.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,589.16 : 133,343.11 = 75,030.60 : x
  2. Step 2: Convert to fraction form
    96,589.16/133,343.11 = 75,030.60/x
  3. Step 3: Cross multiply
    96,589.16x = 133,343.11 × 75,030.60
  4. Step 4: Simplify right side
    96,589.16x = 10,004,814,142.99
  5. Step 5: Solve for x
    x = 10,004,814,142.99/96,589.16
  6. Step 6: Final answer
    x = 103,581.13

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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.