Home / 58,528.77-80,769.45-31,671.75

Finding the Fourth Proportional to 58,528.77, 80,769.45 and 31,671.75

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Solution

The fourth proportional to 58,528.77, 80,769.45 and 31,671.75 is: 43,706.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,528.77 : 80,769.45 = 31,671.75 : x
  2. Step 2: Convert to fraction form
    58,528.77/80,769.45 = 31,671.75/x
  3. Step 3: Cross multiply
    58,528.77x = 80,769.45 × 31,671.75
  4. Step 4: Simplify right side
    58,528.77x = 2,558,109,828.04
  5. Step 5: Solve for x
    x = 2,558,109,828.04/58,528.77
  6. Step 6: Final answer
    x = 43,706.88

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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.