Home / 53,895.96-74,370.75-31,242.06

Finding the Fourth Proportional to 53,895.96, 74,370.75 and 31,242.06

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Solution

The fourth proportional to 53,895.96, 74,370.75 and 31,242.06 is: 43,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,895.96 : 74,370.75 = 31,242.06 : x
  2. Step 2: Convert to fraction form
    53,895.96/74,370.75 = 31,242.06/x
  3. Step 3: Cross multiply
    53,895.96x = 74,370.75 × 31,242.06
  4. Step 4: Simplify right side
    53,895.96x = 2,323,495,433.75
  5. Step 5: Solve for x
    x = 2,323,495,433.75/53,895.96
  6. Step 6: Final answer
    x = 43,110.75

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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.