Home / 160,171.16-221,058.14-92,186.72

Finding the Fourth Proportional to 160,171.16, 221,058.14 and 92,186.72

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Solution

The fourth proportional to 160,171.16, 221,058.14 and 92,186.72 is: 127,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,171.16 : 221,058.14 = 92,186.72 : x
  2. Step 2: Convert to fraction form
    160,171.16/221,058.14 = 92,186.72/x
  3. Step 3: Cross multiply
    160,171.16x = 221,058.14 × 92,186.72
  4. Step 4: Simplify right side
    160,171.16x = 20,378,624,855.90
  5. Step 5: Solve for x
    x = 20,378,624,855.90/160,171.16
  6. Step 6: Final answer
    x = 127,230.30

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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.