Home / 93,324.89-128,799.45-58,919.60

Finding the Fourth Proportional to 93,324.89, 128,799.45 and 58,919.60

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Solution

The fourth proportional to 93,324.89, 128,799.45 and 58,919.60 is: 81,316.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,324.89 : 128,799.45 = 58,919.60 : x
  2. Step 2: Convert to fraction form
    93,324.89/128,799.45 = 58,919.60/x
  3. Step 3: Cross multiply
    93,324.89x = 128,799.45 × 58,919.60
  4. Step 4: Simplify right side
    93,324.89x = 7,588,812,396.22
  5. Step 5: Solve for x
    x = 7,588,812,396.22/93,324.89
  6. Step 6: Final answer
    x = 81,316.06

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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.