Home / 558,272.16-837,435.60-158,940.96

Finding the Fourth Proportional to 558,272.16, 837,435.60 and 158,940.96

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Solution

The fourth proportional to 558,272.16, 837,435.60 and 158,940.96 is: 238,419.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,272.16 : 837,435.60 = 158,940.96 : x
  2. Step 2: Convert to fraction form
    558,272.16/837,435.60 = 158,940.96/x
  3. Step 3: Cross multiply
    558,272.16x = 837,435.60 × 158,940.96
  4. Step 4: Simplify right side
    558,272.16x = 133,102,818,202.18
  5. Step 5: Solve for x
    x = 133,102,818,202.18/558,272.16
  6. Step 6: Final answer
    x = 238,419.23

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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.