Home / 151,272.84-208,813.64-118,923.06

Finding the Fourth Proportional to 151,272.84, 208,813.64 and 118,923.06

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Solution

The fourth proportional to 151,272.84, 208,813.64 and 118,923.06 is: 164,158.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,272.84 : 208,813.64 = 118,923.06 : x
  2. Step 2: Convert to fraction form
    151,272.84/208,813.64 = 118,923.06/x
  3. Step 3: Cross multiply
    151,272.84x = 208,813.64 × 118,923.06
  4. Step 4: Simplify right side
    151,272.84x = 24,832,757,226.97
  5. Step 5: Solve for x
    x = 24,832,757,226.97/151,272.84
  6. Step 6: Final answer
    x = 164,158.73

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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.