Home / 160,541.46-221,696.14-120,185.16

Finding the Fourth Proportional to 160,541.46, 221,696.14 and 120,185.16

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Solution

The fourth proportional to 160,541.46, 221,696.14 and 120,185.16 is: 165,967.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,541.46 : 221,696.14 = 120,185.16 : x
  2. Step 2: Convert to fraction form
    160,541.46/221,696.14 = 120,185.16/x
  3. Step 3: Cross multiply
    160,541.46x = 221,696.14 × 120,185.16
  4. Step 4: Simplify right side
    160,541.46x = 26,644,586,057.28
  5. Step 5: Solve for x
    x = 26,644,586,057.28/160,541.46
  6. Step 6: Final answer
    x = 165,967.01

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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.