Home / 172,450.08-237,975.84-97,002.72

Finding the Fourth Proportional to 172,450.08, 237,975.84 and 97,002.72

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Solution

The fourth proportional to 172,450.08, 237,975.84 and 97,002.72 is: 133,860.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,450.08 : 237,975.84 = 97,002.72 : x
  2. Step 2: Convert to fraction form
    172,450.08/237,975.84 = 97,002.72/x
  3. Step 3: Cross multiply
    172,450.08x = 237,975.84 × 97,002.72
  4. Step 4: Simplify right side
    172,450.08x = 23,084,303,774.28
  5. Step 5: Solve for x
    x = 23,084,303,774.28/172,450.08
  6. Step 6: Final answer
    x = 133,860.79

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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.