Home / 236,045.10-354,172.29-123,698.61

Finding the Fourth Proportional to 236,045.10, 354,172.29 and 123,698.61

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Solution

The fourth proportional to 236,045.10, 354,172.29 and 123,698.61 is: 185,602.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,045.10 : 354,172.29 = 123,698.61 : x
  2. Step 2: Convert to fraction form
    236,045.10/354,172.29 = 123,698.61/x
  3. Step 3: Cross multiply
    236,045.10x = 354,172.29 × 123,698.61
  4. Step 4: Simplify right side
    236,045.10x = 43,810,619,973.52
  5. Step 5: Solve for x
    x = 43,810,619,973.52/236,045.10
  6. Step 6: Final answer
    x = 185,602.75

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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.