Home / 161,064.24-222,232.80-97,400.76

Finding the Fourth Proportional to 161,064.24, 222,232.80 and 97,400.76

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Solution

The fourth proportional to 161,064.24, 222,232.80 and 97,400.76 is: 134,391.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,064.24 : 222,232.80 = 97,400.76 : x
  2. Step 2: Convert to fraction form
    161,064.24/222,232.80 = 97,400.76/x
  3. Step 3: Cross multiply
    161,064.24x = 222,232.80 × 97,400.76
  4. Step 4: Simplify right side
    161,064.24x = 21,645,643,616.93
  5. Step 5: Solve for x
    x = 21,645,643,616.93/161,064.24
  6. Step 6: Final answer
    x = 134,391.37

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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.