Home / 160,962.56-222,117.90-89,342.60

Finding the Fourth Proportional to 160,962.56, 222,117.90 and 89,342.60

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Solution

The fourth proportional to 160,962.56, 222,117.90 and 89,342.60 is: 123,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,962.56 : 222,117.90 = 89,342.60 : x
  2. Step 2: Convert to fraction form
    160,962.56/222,117.90 = 89,342.60/x
  3. Step 3: Cross multiply
    160,962.56x = 222,117.90 × 89,342.60
  4. Step 4: Simplify right side
    160,962.56x = 19,844,590,692.54
  5. Step 5: Solve for x
    x = 19,844,590,692.54/160,962.56
  6. Step 6: Final answer
    x = 123,287.00

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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.