Home / 53,971.57-74,455.36-35,101.81

Finding the Fourth Proportional to 53,971.57, 74,455.36 and 35,101.81

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Solution

The fourth proportional to 53,971.57, 74,455.36 and 35,101.81 is: 48,423.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,971.57 : 74,455.36 = 35,101.81 : x
  2. Step 2: Convert to fraction form
    53,971.57/74,455.36 = 35,101.81/x
  3. Step 3: Cross multiply
    53,971.57x = 74,455.36 × 35,101.81
  4. Step 4: Simplify right side
    53,971.57x = 2,613,517,900.20
  5. Step 5: Solve for x
    x = 2,613,517,900.20/53,971.57
  6. Step 6: Final answer
    x = 48,423.97

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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.