Home / 160,966.13-222,133.23-89,346.12

Finding the Fourth Proportional to 160,966.13, 222,133.23 and 89,346.12

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Solution

The fourth proportional to 160,966.13, 222,133.23 and 89,346.12 is: 123,297.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,966.13 : 222,133.23 = 89,346.12 : x
  2. Step 2: Convert to fraction form
    160,966.13/222,133.23 = 89,346.12/x
  3. Step 3: Cross multiply
    160,966.13x = 222,133.23 × 89,346.12
  4. Step 4: Simplify right side
    160,966.13x = 19,846,742,223.57
  5. Step 5: Solve for x
    x = 19,846,742,223.57/160,966.13
  6. Step 6: Final answer
    x = 123,297.63

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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.