Home / 124,180.68-171,392.96-70,470.70

Finding the Fourth Proportional to 124,180.68, 171,392.96 and 70,470.70

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Solution

The fourth proportional to 124,180.68, 171,392.96 and 70,470.70 is: 97,262.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,180.68 : 171,392.96 = 70,470.70 : x
  2. Step 2: Convert to fraction form
    124,180.68/171,392.96 = 70,470.70/x
  3. Step 3: Cross multiply
    124,180.68x = 171,392.96 × 70,470.70
  4. Step 4: Simplify right side
    124,180.68x = 12,078,181,866.27
  5. Step 5: Solve for x
    x = 12,078,181,866.27/124,180.68
  6. Step 6: Final answer
    x = 97,262.97

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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.