Home / 140,529.83-193,876.68-89,533.42

Finding the Fourth Proportional to 140,529.83, 193,876.68 and 89,533.42

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Solution

The fourth proportional to 140,529.83, 193,876.68 and 89,533.42 is: 123,521.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,529.83 : 193,876.68 = 89,533.42 : x
  2. Step 2: Convert to fraction form
    140,529.83/193,876.68 = 89,533.42/x
  3. Step 3: Cross multiply
    140,529.83x = 193,876.68 × 89,533.42
  4. Step 4: Simplify right side
    140,529.83x = 17,358,442,796.74
  5. Step 5: Solve for x
    x = 17,358,442,796.74/140,529.83
  6. Step 6: Final answer
    x = 123,521.41

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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.