Home / 105,481.74-158,171.47-38,953.22

Finding the Fourth Proportional to 105,481.74, 158,171.47 and 38,953.22

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Solution

The fourth proportional to 105,481.74, 158,171.47 and 38,953.22 is: 58,410.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,481.74 : 158,171.47 = 38,953.22 : x
  2. Step 2: Convert to fraction form
    105,481.74/158,171.47 = 38,953.22/x
  3. Step 3: Cross multiply
    105,481.74x = 158,171.47 × 38,953.22
  4. Step 4: Simplify right side
    105,481.74x = 6,161,288,068.63
  5. Step 5: Solve for x
    x = 6,161,288,068.63/105,481.74
  6. Step 6: Final answer
    x = 58,410.94

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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.