Home / 160,916.14-222,080.70-89,296.66

Finding the Fourth Proportional to 160,916.14, 222,080.70 and 89,296.66

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Solution

The fourth proportional to 160,916.14, 222,080.70 and 89,296.66 is: 123,238.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,916.14 : 222,080.70 = 89,296.66 : x
  2. Step 2: Convert to fraction form
    160,916.14/222,080.70 = 89,296.66/x
  3. Step 3: Cross multiply
    160,916.14x = 222,080.70 × 89,296.66
  4. Step 4: Simplify right side
    160,916.14x = 19,831,064,760.46
  5. Step 5: Solve for x
    x = 19,831,064,760.46/160,916.14
  6. Step 6: Final answer
    x = 123,238.51

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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.