Home / 558,435.06-837,641.78-159,078.42

Finding the Fourth Proportional to 558,435.06, 837,641.78 and 159,078.42

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Solution

The fourth proportional to 558,435.06, 837,641.78 and 159,078.42 is: 238,614.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,435.06 : 837,641.78 = 159,078.42 : x
  2. Step 2: Convert to fraction form
    558,435.06/837,641.78 = 159,078.42/x
  3. Step 3: Cross multiply
    558,435.06x = 837,641.78 × 159,078.42
  4. Step 4: Simplify right side
    558,435.06x = 133,250,730,888.39
  5. Step 5: Solve for x
    x = 133,250,730,888.39/558,435.06
  6. Step 6: Final answer
    x = 238,614.55

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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.