Home / 160,948.36-222,108.72-89,328.36

Finding the Fourth Proportional to 160,948.36, 222,108.72 and 89,328.36

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Solution

The fourth proportional to 160,948.36, 222,108.72 and 89,328.36 is: 123,273.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,948.36 : 222,108.72 = 89,328.36 : x
  2. Step 2: Convert to fraction form
    160,948.36/222,108.72 = 89,328.36/x
  3. Step 3: Cross multiply
    160,948.36x = 222,108.72 × 89,328.36
  4. Step 4: Simplify right side
    160,948.36x = 19,840,607,699.30
  5. Step 5: Solve for x
    x = 19,840,607,699.30/160,948.36
  6. Step 6: Final answer
    x = 123,273.13

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1.5x scale

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.