Home / 53,717.52-74,125.84-31,057.96

Finding the Fourth Proportional to 53,717.52, 74,125.84 and 31,057.96

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Solution

The fourth proportional to 53,717.52, 74,125.84 and 31,057.96 is: 42,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,717.52 : 74,125.84 = 31,057.96 : x
  2. Step 2: Convert to fraction form
    53,717.52/74,125.84 = 31,057.96/x
  3. Step 3: Cross multiply
    53,717.52x = 74,125.84 × 31,057.96
  4. Step 4: Simplify right side
    53,717.52x = 2,302,197,373.69
  5. Step 5: Solve for x
    x = 2,302,197,373.69/53,717.52
  6. Step 6: Final answer
    x = 42,857.48

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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.