Home / 236,411.13-354,805.67-122,591.28

Finding the Fourth Proportional to 236,411.13, 354,805.67 and 122,591.28

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Solution

The fourth proportional to 236,411.13, 354,805.67 and 122,591.28 is: 183,984.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,411.13 : 354,805.67 = 122,591.28 : x
  2. Step 2: Convert to fraction form
    236,411.13/354,805.67 = 122,591.28/x
  3. Step 3: Cross multiply
    236,411.13x = 354,805.67 × 122,591.28
  4. Step 4: Simplify right side
    236,411.13x = 43,496,080,437.67
  5. Step 5: Solve for x
    x = 43,496,080,437.67/236,411.13
  6. Step 6: Final answer
    x = 183,984.91

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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.