Home / 113,055.74-169,602.05-38,180.37

Finding the Fourth Proportional to 113,055.74, 169,602.05 and 38,180.37

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Solution

The fourth proportional to 113,055.74, 169,602.05 and 38,180.37 is: 57,276.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,055.74 : 169,602.05 = 38,180.37 : x
  2. Step 2: Convert to fraction form
    113,055.74/169,602.05 = 38,180.37/x
  3. Step 3: Cross multiply
    113,055.74x = 169,602.05 × 38,180.37
  4. Step 4: Simplify right side
    113,055.74x = 6,475,468,830.86
  5. Step 5: Solve for x
    x = 6,475,468,830.86/113,055.74
  6. Step 6: Final answer
    x = 57,276.78

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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.