Home / 147,404.91-203,212.66-124,652.50

Finding the Fourth Proportional to 147,404.91, 203,212.66 and 124,652.50

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Solution

The fourth proportional to 147,404.91, 203,212.66 and 124,652.50 is: 171,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,404.91 : 203,212.66 = 124,652.50 : x
  2. Step 2: Convert to fraction form
    147,404.91/203,212.66 = 124,652.50/x
  3. Step 3: Cross multiply
    147,404.91x = 203,212.66 × 124,652.50
  4. Step 4: Simplify right side
    147,404.91x = 25,330,966,100.65
  5. Step 5: Solve for x
    x = 25,330,966,100.65/147,404.91
  6. Step 6: Final answer
    x = 171,846.15

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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.