Home / 170,721.70-256,082.55-96,072.10

Finding the Fourth Proportional to 170,721.70, 256,082.55 and 96,072.10

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Solution

The fourth proportional to 170,721.70, 256,082.55 and 96,072.10 is: 144,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,721.70 : 256,082.55 = 96,072.10 : x
  2. Step 2: Convert to fraction form
    170,721.70/256,082.55 = 96,072.10/x
  3. Step 3: Cross multiply
    170,721.70x = 256,082.55 × 96,072.10
  4. Step 4: Simplify right side
    170,721.70x = 24,602,388,351.86
  5. Step 5: Solve for x
    x = 24,602,388,351.86/170,721.70
  6. Step 6: Final answer
    x = 144,108.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.