Home / 160,896.60-222,038.28-89,278.02

Finding the Fourth Proportional to 160,896.60, 222,038.28 and 89,278.02

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Solution

The fourth proportional to 160,896.60, 222,038.28 and 89,278.02 is: 123,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,896.60 : 222,038.28 = 89,278.02 : x
  2. Step 2: Convert to fraction form
    160,896.60/222,038.28 = 89,278.02/x
  3. Step 3: Cross multiply
    160,896.60x = 222,038.28 × 89,278.02
  4. Step 4: Simplify right side
    160,896.60x = 19,823,138,002.61
  5. Step 5: Solve for x
    x = 19,823,138,002.61/160,896.60
  6. Step 6: Final answer
    x = 123,204.21

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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.