Home / 177,812.21-264,431.39-172,206.20

Finding the Fourth Proportional to 177,812.21, 264,431.39 and 172,206.20

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Solution

The fourth proportional to 177,812.21, 264,431.39 and 172,206.20 is: 256,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,812.21 : 264,431.39 = 172,206.20 : x
  2. Step 2: Convert to fraction form
    177,812.21/264,431.39 = 172,206.20/x
  3. Step 3: Cross multiply
    177,812.21x = 264,431.39 × 172,206.20
  4. Step 4: Simplify right side
    177,812.21x = 45,536,724,632.67
  5. Step 5: Solve for x
    x = 45,536,724,632.67/177,812.21
  6. Step 6: Final answer
    x = 256,094.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.