Home / 193,838.10-290,411.55-158,586.90

Finding the Fourth Proportional to 193,838.10, 290,411.55 and 158,586.90

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Solution

The fourth proportional to 193,838.10, 290,411.55 and 158,586.90 is: 237,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,838.10 : 290,411.55 = 158,586.90 : x
  2. Step 2: Convert to fraction form
    193,838.10/290,411.55 = 158,586.90/x
  3. Step 3: Cross multiply
    193,838.10x = 290,411.55 × 158,586.90
  4. Step 4: Simplify right side
    193,838.10x = 46,055,467,438.70
  5. Step 5: Solve for x
    x = 46,055,467,438.70/193,838.10
  6. Step 6: Final answer
    x = 237,597.60

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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.