Home / 223,440.95-308,350.52-121,466.61

Finding the Fourth Proportional to 223,440.95, 308,350.52 and 121,466.61

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Solution

The fourth proportional to 223,440.95, 308,350.52 and 121,466.61 is: 167,625.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,440.95 : 308,350.52 = 121,466.61 : x
  2. Step 2: Convert to fraction form
    223,440.95/308,350.52 = 121,466.61/x
  3. Step 3: Cross multiply
    223,440.95x = 308,350.52 × 121,466.61
  4. Step 4: Simplify right side
    223,440.95x = 37,454,292,356.14
  5. Step 5: Solve for x
    x = 37,454,292,356.14/223,440.95
  6. Step 6: Final answer
    x = 167,625.01

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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.