Home / 160,531.88-221,533.43-92,548.53

Finding the Fourth Proportional to 160,531.88, 221,533.43 and 92,548.53

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Solution

The fourth proportional to 160,531.88, 221,533.43 and 92,548.53 is: 127,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,531.88 : 221,533.43 = 92,548.53 : x
  2. Step 2: Convert to fraction form
    160,531.88/221,533.43 = 92,548.53/x
  3. Step 3: Cross multiply
    160,531.88x = 221,533.43 × 92,548.53
  4. Step 4: Simplify right side
    160,531.88x = 20,502,592,829.62
  5. Step 5: Solve for x
    x = 20,502,592,829.62/160,531.88
  6. Step 6: Final answer
    x = 127,716.65

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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.