Home / 53,996.79-81,022.52-36,429.71

Finding the Fourth Proportional to 53,996.79, 81,022.52 and 36,429.71

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Solution

The fourth proportional to 53,996.79, 81,022.52 and 36,429.71 is: 54,663.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,996.79 : 81,022.52 = 36,429.71 : x
  2. Step 2: Convert to fraction form
    53,996.79/81,022.52 = 36,429.71/x
  3. Step 3: Cross multiply
    53,996.79x = 81,022.52 × 36,429.71
  4. Step 4: Simplify right side
    53,996.79x = 2,951,626,319.81
  5. Step 5: Solve for x
    x = 2,951,626,319.81/53,996.79
  6. Step 6: Final answer
    x = 54,663.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.